E-PolyLearning

46. Escape velocity of a rocket fired from the earth towards the moon is a velocity to get rid of the
a. Earth's gravitational pull
b. Moon's gravitational pull
c. Centripetal force due to the earth's rotation
d. Pressure of the atmosphere
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Answer: (a).Earth's gravitational pull

47. GATT (General Agreement on Tariffs and Trade) is
a. international agreement signed in 1947 between non-communist nations with the object of encouraging international trade unobstructed by tariff barriers
b. agreement which seeks to achieve its aim by arranging and encouraging bargaining with trade concessions between members
c. both a and b
d. None of the above
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Answer: (c).both a and b

48. Coral reefs in India can be found in
a. the coast of Orissa
b. Waltair
c. Rameshwaram
d. Trivandrum
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Answer: (c).Rameshwaram

49. For safety, the fuse wire used in the mains for household supply of electricity must be made of metal having
a. low melting point
b. high resistance
c. high melting point
d. low specific heat
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Answer: (a).low melting point

50. Golden Temple, Amritsar is India's
a. largest Gurdwara
b. oldest Gurudwara
c. both a and b are correct
d. None of the above
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Answer: (a).largest Gurdwara