General Studies
(Exam Held on 18-4-2009)
1. Which one of the following pairs does not have the same dimen-sion ?(A) Potential energy and kinetic energy
(B) Density and specific gravity
(C) Focal length and height
(D) Gravitational force and frictional force
2. Which one of the following graphs represents uniform motion ?
(A)
(B)
(C)
(D)
3. How many sixty watt (60 W) bulbs may be safely used in a 240-V supply with 4-ampere fuse ?
(A) 4 (B) 8
(C) 12 (D) 16
4. A vessel contains oil (density r1) over a liquid of density r2; a homogeneous sphere of volume V floats with half of its volume immersed in the liquid and the other half in oil. The weight of the sphere is—
(A) V(r2 – r1) / 2
(B) V(r2 + r1)g / 2
(C) V(r2 + r1)
(D) V(r2 + r1) / 2
5. For a simple pendulum in simple harmonic motion, which of the following statements is/are correct ?
1. The kinetic energy is maxi-mum at the mean position.
2. The potential energy is maximum at the mean position.
3. Acceleration is maximum at the mean position.
Select the correct answer using the codes given below :
Codes :
(A) 1 only
(B) 2 only
(C) 1 and 3
(D) 2 and 3
Directions—(Q. 10–13) The following four items are based on the Table given below. You are to match List-I with List-II, List-III and List-IV, and select the correct answer using the code given below :
| List–I (Element) | List–II (Property) | List–III (Property/Composition) | List–IV (Property/Composition) |
| A. Diamond B. Graphite | 1. Thermosetting polymer | I. Rigid structure II. Sheet-like | i. Non-conductor of heat |
| C. Rayon | 2. Monomer | structure | ii. Ester |
| D. Nylon | 3. Soft | III. Cellulose | iii. Conductor of heat |
| E. Carbon | 4. Viscose process | IV. Soft on heating | iv. Ether |
| fibre F. Polyvinyl | 5. Synthetic fibre 6. High strength | V. Unreactive VI. Corrosion | v. Silk-like thread vi. Spacecraft |
| chloride G. Terylene H. Bakelite | 7. Thermoplastic 8. Polyester fibre 9. Hardest natural | VII. Melts instead of burning VIII. Ethylene glycol | vii. Chlorine atom replaces hydrogen atom |
| substance | IX. Phenol and | viii. Cross-linked | |
| formaldehyde | ix. Terephthalic acid |
(A) A 9 I i
(B) B 3 IV iv
(C) A 9 I ii
(D) B 3 II v
6. The metal atom, which is present in superphosphate, is—
(A) sodium (Na)
(B) potassium (K)
(C) calcium (Ca)
(D) magnesium (Mg)
7. The best and the poorest conduc-tors of heat are respectively—
(A) silver (Ag) and lead (Pb)
(B) copper (Cu) and aluminium (Al)
(C) silver (Ag) and gold (Au)
(D) copper (Cu) and gold (Au)
8. Which one among the following metals is more reactive than hydrogen ?
(A) Mercury (B) Copper
(C) Silver (D) Tin
9. The number of neutrons in 13Al27 is—
(A) 40 (B) 27
(C) 14 (D) 13
11. List-I List-II List-III List-IV
(A) C 4 II i
(B) D 5 VII v
(C) C 6 V vi
(D) D 5 II iv
12. List-I List-II List-III List-IV
(A) E 6 I vi
(B) F 7 IV ix
(C) E 6 VI vi
(D) F 3 VI v
13. List-I List-II List-III List-IV
(A) G 8 I ix
(B) H 4 IV iii
(C) G 8 VIII ix
(D) H 1 VI viii
14. Which of the following is a transi-tion metal ?
(A) Aluminium (Al)
(B) Manganese (Mn)
(C) Magnesium (Mg)
(D) Calcium (Ca)
15. Which one of the following gases, present in the air near the surface of the Earth, has maximum con-centration ?
(A) Oxygen (O2)
(B) Hydrogen (H2)
(C) Nitrogen (N2)
(D) Methane (CH4)
16. Which one of the following ele-ments will replace hydrogen from acids to form salts ?
(A) Sulphur (S)
(B) Silicon (Si)
(C) Zinc (Zn)
(D) Phosphorus (P)
17. Which of the following repre-sents a chemical change ?
1. Magnetization of iron
2. Condensation of liquid
3. Burning of fuel
4. Rusting of iron
Select the correct answer using the code given below :
Codes :
(A) 1 and 2 (B) 2 and 3
(C) 3 and 4 (D) 1 and 4
18. Which one among the following is the correct order of reactivity of the elements ?
(A) Cu > Mg > Zn > Na
(B) Na > Zn > Mg > Cu
(C) Cu > Zn > Mg > Na
(D) Na > Mg > Zn > Cu
19. Vinegar is produced from—
(A) ethanoic acid
(B) valeric acid
(C) methanoic acid
(D) butanoic acid
20. Match List-I with List-II and select the correct answer using the codes given below the lists—
List-I
(a) Ozone gas
(b) Nitrous oxide
(c) Carbon dioxide
(d) Carbon monoxide
List-II
1. Combines with haemoglobin
2. Ultraviolet radiation
3. Component of air in small quantity
4. Visible radiation
5. Infrared radiation
Codes :
(a) (b) (c) (d)
(A) 1 4 5 3
(B) 2 3 5 1
(C) 1 4 3 2
(D) 2 5 3 1
21. Iron ore from Kudremukh is most likely to be exported through—
(A) Goa
(B) Kochi
(C) Mangalore
(D) Ennore
22. Match List-I with List-II and select the correct answer using the codes given below the lists—
List-I
(Type of vegetation)
(a) Mangrove (b) Scrub
(c) Teak (d) Coniferous
List-II
(State)
1. Madhya Pradesh
2. Karnataka
3. Rajasthan
4. Arunachal Pradesh
Codes :
(a) (b) (c) (d)
(A) 4 1 3 2
(B) 2 1 3 4
(C) 4 3 1 2
(D) 2 3 1 4
23. Arrange the following States on the basis of ascending dates of the onset of monsoon—
1. Uttar Pradesh
2. West Bengal
3. Kerala
4. Rajasthan
Select the correct answer using the codes given below :
Codes :
(A) 2–3–1–4 (B) 3–2–1–4
(C) 3–1–2–4 (D) 1–2–3–4
24. Which of the following are west-flowing rivers ?
1. Krishna 2. Narmada
3. Mahanadi 4. Sabarmati
Select the correct answer using the codes given below :
Codes :
(A) 2 and 4 (B) 1 and 3
(C) 1 and 4 (D) 2 and 4
25. Which of the following state-ments are correct ?
1. In a cyclone, the area of low pressure is at the centre surrounded by the areas of high pressure.
2. In a cyclone, the areas of low pressure surround the area of high pressure.
3. In an anti-cyclone, the area of high pressure is sur-rounded by the areas of low pressure.
4. In an anti-cyclone, the area of low pressure is sur-rounded by the areas of high pressure.
Select the correct answer using the codes given below :
Codes :
(A) 1 and 2 (B) 1 and 3
(C) 1 and 4 (D) 2 and 4
26. Which part of brain controls fine movement, maintains balance and equilibrium of the body and muscle tone in a human being ?
(A) Cerebrum
(B) Thalamus
(C) Cerebellum
(D) Hypothalamus
27. Leishmania, the causative agent of kala-azar, multiplies asexually by—
(A) budding
(B) binary fission
(C) multiple fission
(D) sporogony
28. Administering a vaccine pro-vides protection by inducing synthesis of antibodies (proteins) specific to the vaccine. The cell in the body responsible for the pro-duction of antibodies is—
(A) granulocyte
(B) lymphocyte
(C) erythrocyte (red blood cell)
(D) platelet
29. Biological catalysts in living organisms are known as—
(A) hormones (B) vitamins
(C) steroids (D) enzymes
30. To which one of the following types of organism do mushrooms belong ?
(A) Algae (B) Ferns
(C) Fungi (D) Lichens
31. Among the following elements, which one is essential for the transmission of impulses in the nerve fibre ?
(A) Calcium (B) Iron
(C) Sodium (D) Zinc
32. Cure to spinal injury is likely to emerge from—
(A) gene therapy
(B) stem cell therapy
(C) xenograft
(D) transfusion
33. Food wrapped in newspaper is likely to get contaminated with—
(A) lead
(B) aluminium
(C) iron
(D) magnesium
34. Which one among the following produes seeds but not flowers ?
(A) Cashew nut
(B) Coffee
(C) Groundnut
(D) Pine
35. Which among the following is not a true fruit ?
(A) Apple (B) Date
(C) Grape (D) Plum
Directions—(Q. 36–42) The following seven items consist of two statements, Statement I and State-ment II. You are to examine these two statements carefully and select the answers to these items using the code given below :
Codes :
(A) Both the statements are indi-vidually true and Statement II is the correct explanation of Statement I.
(B) Both the statements are indi-vidually true but Statement II is not the correct explana-tion of Statement I.
(C) Statement I is true but State-ment II is false.
(D) Statement I is false but State-ment II is true.
36. Statement I : Coalition in India is always a post-poll phenomenon.
Statement II : The United Pro-gressive Alliance was formed after the Lok Sabha Election of 2004.
37. Statement I : The Constitution of India is a liberal Constitution.
Statement II : It provides Funda-mental Rights to individuals.
38. Statement I : In order to create linguistic provinces in India, the Congress Party constituted Moti-lal Nehru Committee in 1928.
Statement II : The Motilal Nehru Committee suggested creation of linguistic provinces in India.
39. Statement I : During the day, winds blow from sea to land.
Statement II : The land gets more heated than the surrounding sea, hence lower pressure develops over land as compared to sea.
40. Statement I : Winds are deflected to their right in the northern hemisphere and to their left in the southern hemisphere.
Statement II : The Earth’s axis is inclined.
41. Statement I : Pressure gradients determine the velocity of winds.
Statement II : When isobars (lines of equal atmospheric pressure) are closely spaced, the wind velocity would be gentle.
42. Statement I : Temperatures of countries like United Kingdom, Norway, the Netherlands and Denmark are higher as compared to places located on similar latitudes during the winter.
Statement II : United Kingdom, Norway, the Netherlands and Denmark are located on the coast.
43. Consider the following statement and identify with the help of the code given below the Viceroy who made the statement and when :
In my belief, Congress is tottering to its fall and one of my great ambi-tions while in India is to assist it to a peaceful demise.
Codes :
(A) Lord Curzon, in a letter to the Secretary of States in 1900
(B) Lord Curzon, while announcing the partition of Bengal
(C) Lord Dufferin, during the farewell speech at Calcutta
(D) Lord Minto, while address-ing the Muslim delegation which met him at Shimla in 1906
44. The Copenhagen Summit for Climate, 2009 saw—
(A) an agreement among the participants over CO2 emission
(B) unanimity of views among the developed and BASIC bloc of countries
(C) rise of African countries as a bloc
(D) acceptance of the US as a leader to attain the objective of the Copenhagen Summit
45. Consider the following para-graph and identify with the help of the code given below the writer referred to therein :
She is the winner of the Sahitya Akademi Award, the Jnanpith Award and is also India’s first Prin-cipal Prince Claus laureate. One of the most celebrated writers of con-temporary Indian literature, she is noted for her novels which include the Moth-Eaten Howdah of the Tusker, Pages Stained with Blood and The Man from Chinnamasta.
Codes :
(A) Anita Desai
(B) Indira Goswami
(C) Mahasweta Devi
(D) Chitra Mudgal
46. Consider the following para-graph and identify with the help of the code given below the Church referred to therein :
Considered as one of the best examples of baroque architecture in India, this World Heritage Monu-ment is dedicated to Infant Jesus. It houses the sacred relics of St. Francis Xavier, the patron saint, who died in 1552.
Codes :
(A) Santa Cruz Basilica
(B) St. Francis Church
(C) Church of the Holy Cross
(D) Basilica of Bom Jesus
47. Ms. Reena Kaushal Dharmshaktu is the first Indian woman—
(A) to reach Antarctica
(B) pilot inducted in Indian Air Force
(C) to ski to the South Pole
(D) to win the gold medal in Asian Boxing Championship
48. Which one among the following is the latest milestone of Doordarshan, the public broadcaster of India ?
(A) Launch of enrichment/cul-tural channel—DD Bharati
(B) Launch of 24 hours news channel—DD news
(C) Launch of sports channel—DD Sports
(D) Formation of Prasar Bharati (Broadcasting Corporation of India)
49. START (Strategic Arms Reduc-tion Treaty) is a treaty between/ among—
(A) China and Japan
(B) USA and Russia
(C) USA and European Union
(D) China, India, USA and Russia
50. Which one of the following is not a member of BASIC bloc of coun-tries ?
(A) South Africa
(B) China
(C) India
(D) Australia
51. ‘Pitch’ is a characteristic of sound that depends upon its—
(A) intensity
(B) frequency
(C) quality
(D) None of the above
52. The ratio of the focal length of the objective to the focal length of the eyepiece is greater than one for—
(A) a microscope
(B) a telescope
(C) both microscope and tele-scope
(D) neither microscope nor tele-scope
53. The effective resistance of three equal resistances, each of resis-tance r, connected in parallel, is—
(A) (B)
(C) 3r (D) r3
54. A fan produces a feeling of com-fort during hot weather, because—
(A) our body radiates more heat in air
(B) fan supplies cool air
(C) conductivity of air increases
(D) our perspiration evaporates rapidly
55. Which one of the following state-ments is correct ?
(A) Only electrons reside inside the nucleus of an atom
(B) Both electrons and protons reside inside the nucleus of an atom
(C) Only neutrons reside inside the nucleus of an atom
(D) Both protons and neutrons can reside inside the nucleus of an atom
56. The ratio of velocity of X-rays to that of gamma rays—
(A) is < 1
(B) is > 1
(C) is 1
(D) depends upon the ratio of their frequencies
57. Which one of the following pairs of rays is electromagnetic in nature ?
(A) Beta rays and gamma rays
(B) Cathode rays and X-rays
(C) Alpha rays and beta rays
(D) X-rays and gamma rays
58. The magnetic lines of force due to a bar magnet—
(A) intersect inside the body of the magnet
(B) intersect at neutral points only
(C) intersect only at north and south poles
(D) cannot intersect at all
59. The specific resistance of a con-ducting wire depends upon—
(A) length of the wire, area of cross-section of the wire and material of the wire
(B) length of the wire and area of cross-section of the wire but not on the material of the wire
(C) material of the wire only but neither on the length of the wire nor on the area of cross-section of the wire
(D) length of the wire only but neither on the area of cross-sec-tion of the wire nor on the material of the wire
60. When X-rays are produced—
(A) heat is generated at the target
(B) heat is absorbed at the target
(C) the temperature of the target remains constant
(D) brilliant light is seen at the target
61. Which one of the statements given below is not correct ?
(A) A vertical plane passing through the axis of a freely sus-pended magnet is called the magnetic meridian
(B) A vertical plane passing through the axis of rotation of the Earth is called the geographi-cal meridian
(C) The degree to which the magnetic field can penetrate a medium, is known as the relative permeability of the medium
(D) The relative permeability is not a dimensionless quantity
62. If an object is placed at the centre of curvature of a concave mirror, the position of the image is—
(A) at the principal focus
(B) between the principal focus and the centre of curvature
(C) at the centre of curvature
(D) beyond the centre of curva-ture
63. The radius of curvature of a plane mirror—
(A) is zero
(B) is infinity
(C) can be anywhere between zero and infinity
(D) None of the above
64. A coin in a beaker filled with water appears raised. This phe-nomenon occurs because of the property of—
(A) reflection of light
(B) refraction of light
(C) total internal reflection of light
(D) interference of light
65. A ray of light falls on a trans-parent glass plate. A part of it is reflected and a part is refracted. The reflected and refracted rays can be perpendicular to each other for—
(A) angle of incidence equal to 90∞
(B) angle of incidence equal to zero
(C) only one angle of incidence
(D) more than one angle of incidence
66. A man with a dark skin, in com-parison with a man with a white skin, will experience—
(A) less heat and less cold
(B) less heat and more cold
(C) more heat and less cold
(D) more heat and more cold
67. Which one among the following denotes the lowest tempera-ture ?
(A) 1∞ on the Celsius scale
(B) 1∞ on the Kelvin scale
(C) 1∞ on the Fahrenheit scale
(D) 1∞ on the Reaumur scale
68. A particle oscillates in one dimension about the equilibrium position subject to a force Fx (x) that has an associated potential energy U (x). If k is the force con-stant, which one of the following relations is true ?
(A) Fx (x) = – kx2
(B) Fx (x) = – kx
(C) U (x) = kx
(D) U (x) = k2 x
69. When a body moves with simple harmonic motion, then the phase difference between the velocity and the acceleration is—
(A) 0∞ (B) 90∞
(C) 180∞ (D) 270∞
70. A body is thrown vertically upwards and then falls back on the ground. Its potential energy is maximum—
(A) on the ground
(B) at the maximum height
(C) during the return journey
(D) both on the ground and at the maximum height
71. Mahatma Gandhi and Rabindranath Tagore did not define India as a ‘nation’, because they were—
(A) appreciative of cultural divisivenss
(B) opposed to the idea of homogeneity
(C) supportive of ‘oneness’
(D) critical of hegemonic culture
72. Socialism refers to—
(A) state-controlled economy
(B) liquidation of the bour-geoisie
(C) removal of peasantry from administration
(D) establishment of military dictatorship
73. According to Karl Marx, attain-ment of communism is possible only after—
(A) resolution of tension between the leader and led
(B) completion of permanent revolution
(C) emergence of exploitation-free society
(D) disappearance of difference between urban and rural areas
74. India’s ‘Look East Policy’—
1. was articulated during the reign of H. D. Deve Gowda as India’s Prime Minister.
2. is directed towards South-East Asian countries.
3. is about controlling terrorism.
4. seeks to develop a bond among various countries on the basis of economic cooperation.
Select the correct answer using the codes given below :
Codes :
(A) 1 and 2 (B) 2 and 3
(C) 2 and 4 (D) 3 and 4
75. Cloudy nights are warmer than clear nights because of—
(A) greenhouse effect
(B) depletion of ozone layer
(C) insolation
(D) terrestrial radiation
76. Match List-I with List-II and select the correct answer using the codes given below the lists—
List-I
(Landform)
(a) Inselbergs
(b) Stalagmite
(c) Delta
(d) Moraines
List-II
(Agent of erosion / deposition)
1. River
2. Glacier
3. Underground water
4. Wind
Codes :
(a) (b) (c) (d)
(A) 4 2 1 3
(B) 3 1 2 4
(C) 1 2 3 4
(D) 4 3 1 2
77. If it is 12 noon in a city located on 90∞ W longitude, what would be the time in a city located on 105∞ W longitude ?
(A) 13 : 00 hours
(B) 12 : 30 hours
(C) 111: 30 hours
(D) 11 : 00 hours
78. As we proceed from equator to poles, the daily range of tempera-ture tends to—
(A) decrease (B) increase
(C) be constant (D) fluctuate
79. Doldrums are characterized by—
(A) uniform low pressure
(B) uniform high pressure
(C) high wind velocity
(D) low humidity
80. Glaciated regions are associated with—
(A) V-shaped valley
(B) U-shaped valley
(C) sand dunes
(D) stalactites
81. Which one of the following is generally found in sedimentary rocks ?
(A) Basalt
(B) Silica
(C) Shale
(D) Magnesium
82. The interval between two high tides is approximately—
(A) 4 hours (B) 6 hours
(C) 12 hours (D) 24 hours
83. Xerophytes thrive in—
(A) hot and arid condition
(B) cool and wet condition
(C) hot and wet condition
(D) cool and arid condition
84. Biodiversity is highest in—
(A) Tundra zone
(B) Prairie zone
(C) Torrid zone
(D) Tropic zone
85. Which of the following state-ments is/are correct ?
1. Lunar eclipse takes place when the Earth comes directly between the Sun and the Moon.
2. Solar eclipse happens when the Moon comes directly between the Sun and the Earth.
3. Lunar eclipse takes place when the Sun comes directly between the Earth and the Moon.
4. Solar eclipse happens when the Earth comes directly between the Sun and the Moon.
Select the correct answer using the codes given below—
Codes :
(A) 1, 2 and 3
(B) 3 and 4
(C) 1 and 2 only
(D) 2 only
86. Which of the following is/are instance(s) of violation of human rights ?
1. A person was detained by the security forces while going for casting vote in Parliamentary Election.
2. A civilian was killed by the army while undertaking combing operation.
Select the correct answer using the code given below—
Codes :
(A) 1 only
(B) 2 only
(C) Both 1 and 2
(D) Neither 1 nor 2
87. Consider the following para-graph about one of the prominent personalities of India and identify him/her using the code given below :
One of the founder members of the Progressive Artists Group, he/she painted several important series of paintings like the Mahabharata and Ramayana, Christ and the Lamb, Peace Doves, Women with Roosters and Mother Teresa. He/she made a symbolic film, Through the Eyes of a Painter, which won him/her the Golden Bear Award at the Berlin Film Festival.
Codes :
(A) Dhiraj Choudhury
(B) Satish Gujral
(C) M. F. Hussain
(D) Amrita Shergil
88. Operation Vajraprahar is the joint counter-terrorism exercise between Indian Army and—
(A) US Army
(B) Chinese Army
(C) Russian Army
(D) Nepalese Army
89. The notion of saptanga that was introduced in Arthashastra includes—
(A) kings, territory, administra-tion and treasury
(B) music, dance, ragas and wrestling
(C) ministers, civil servants, subalterns and those involved in espionage
(D) aristocrats, acharyas, traders and monks
90. The immediate cause of the revival of human rights in post-Second World War period was—
(A) massive loss of lives in the War
(B) nuclear bombing of Hiroshima and Nagasaki by the Americans
(C) growing knowledge of brutal atrocities of Nazis over the Jews
(D) emergence of Soviet Union as a Superpower
91. Which one of the following with regard to the Poona Pact, 1932 is not correct ?
(A) Adequate representation of depressed sections in govern-ment jobs
(B) Reservation of seats for the depressed classes in the provin-cial legislature
(C) Acceptance of joint elec-torate system
(D) Reservation of seats for the depressed classes in the central legislature
92. The Government of India Act, 1935 was based on—
(A) the principle of federation and parliamentary system
(B) the principle of secession of the British Indian provinces
(C) acceptance of independence of India
(D) acceptance of the idea of a Constituent Assembly to draft a Constitution
93. Which of the following state-ments with regard to freedom struggle are correct ?
1. The British rule could prevail in India on the basis of the consent or acquiescence of many sections of Indian people.
2. The social basis of the colonial regime was among the Zamindars and upper classes.
3. The Indian National Army forced the British to with-draw from India.
4. The Hindu Mahasabha supported the partition of India.
Select the correct answer using the codes given below—
Codes :
(A) 1 and 2 only
(B) 2 and 3 only
(C) 3 and 4 only
(D) 1, 2, 3 and 4
94. Which one of the following state-ments with regard to ‘Direct Action Day’ is correct ?
(A) Hasan Suhrawardy presided over the ‘Direct Action Day’
(B) ‘Direct Action’ took place in Delhi
(C) ‘Direct Action Day’ led to the Bihar riot
(D) ‘Direct Action’ was endorsed by the Congress Party
95. Planning in India drew on—
(A) the New Economic Pro-gramme of Lenin
(B) the Fabian Socialism of Sid-ney and Beatrice Webb
(C) the British welfare mecha-nism
(D) new democratic develop-ment packages
96. The Haripura Congress (1938) remains a milestone in Indian freedom struggle, because—
(A) it declared war on the British Empire
(B) it anointed Jawaharlal Nehru as the future Prime Minis-ter of India
(C) of the introduction of the idea of a planning commission
(D) of the acceptance of the Government of India Act, 1935 by the Congress
97. The Constitution (93rd Amend-ment) Act deals with—
(A) local self-government
(B) extension of reservation in educational institutions
(C) basic structure of the Con-stitution of India
(D) appointment of judges in the Supreme Court of India
98. Which of the following state-ments is/are not violative of the principle of federalism ?
1. The President of India takes over administration of provinces under the emer-gency provisions.
2. The Parliament of India has exclusive power to make any law with respect to any matter not enumerated in the Concurrent List or State List.
3. The distribution of powers between the Union and Pro-vinces is done through three different lists enumerated in the Constitution of India.
Select the correct answer using the codes given below—
Codes :
(A) 1 and 2 (B) 2 and 3
(C) 3 only (D) 1 and 3
99. Public Interest Litigation (PIL) may be linked with—
(A) judicial review
(B) judicial activism
(C) judicial intervention
(D) judicial sanctity
100. In Hind Swaraj, Mahatma Gandhi was critical of railways, because they are—
1. carriers of plague germs
2. instruments for frequency of famines
3. responsible for creating class division in the society
4. accident-prone
Select the correct answer using the codes given below—
Codes :
(A) 1, 2 and 3
(B) 1 and 2 only
(C) 2 and 3 only
(D) 1 and 4
Answers With Explanations:
1. (b) Density = [ML– 3]
Specific gravity is a mere ratio and has no dimensions.
2. (d)
3. (d) Let the number of bulbs of 60W is n
\ Total power of the bulbs
= n ¥ 60 W
P = V.i
fi n ¥ 60 = 240 ¥ 4
fi n = 16
4. (B) 5. (a) 6. (c) 7. (a) 8. (D)
9. (C) 10. (a) 11. (b) 12. (A) 13. (D)
14. (b) 15. (a) 16. (c) 17. (c) 18. (b)
19. (a) 20. (d) 21. (c) 22. (d) 23. (b)
24. (a) 25. (b) 26. (c) 27. (b) 28. (b)
29. (d) 30. (c) 31. (c) 32. (b) 33. (a)
34. (d) 35. (a) 36. (d) 37. (a) 38. (A)
39. (a) 40. (b) 41. (c) 42. (a) 43. (A)
44. (C) 45. (b) 46. (d) 47. (c) 48. (b)
49. (b) 50. (d) 51. (b) 52. (b)
53. (b) = + +
fi =
fi R =
54. (d) 55. (d) 56. (c) 57. (d) 58. (d)
59. (c) 60. (a) 61. (d) 62. (c) 63. (b)
64. (b) 65. (c) 66. (c) 67. (b) 68. (A)
69. (b) 70. (b) 71. (c) 72. (A) 73. (c)
74. (c) 75. (d) 76. (d) 77. (d) 78. (a)
79. (a) 80. (a) 81. (c) 82. (c) 83. (a)
84. (d) 85. (c) 86. (c) 87. (c) 88. (a)
89. (a) 90. (c) 91. (a) 92. (A) 93. (D)
94. (c) 95. (a) 96. (c) 97. (b) 98. (c)
99. (c) 100. (c)
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