Question

when a constant force acts ona mass m which is at rest initially the velocity acquired in a given displacement is proportional to

Answer 1

acceleration according to newton second force acting on a particle is directly promotional to momentum

Answer 2

Answer:

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>>Application of Newton's Laws of Motion

>>A constant force acts on a mass m at res

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A constant force acts on a mass m at rest. Velocity acquired in travelling a fixed distance is directly proportional to:

Medium

Solution

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Correct option is C)

Initial velocity, u=0m/s

s= fixed distance

Constant force , f=ma

a=

m

f

. . . . .(1)

3rd equation of motion,

2as=v

2

−u

2

v

2

=2s

m

f

v=

m

2sf

v∝

m

1