48. Choose the correct statement about the linear mo
a) It is a vector quantity. It is represented by symbol p
b) Momentum = mass x velocity, p=mv
c) S.I unit of momentum is kg ms!
d) all the above
49. Calculate the mass of the body, when a force of 525N, produces an acceleration of
a) 160kg
b) 150kg
c) 155kg
50. A driver accelerates his car first at the rate of 1.8m/s² and then at the rate of 1.2m
the ratio of the force exerted by the engine in the two cases.
a) 4:3
b) 2:3
c) 3:2
d) 3:4
d) 175kg
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104
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Answer:
48- Momentum = mass x velocity, p=mv
49- 150kg
50- 2:3
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