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Chapter 3 - Motion and Force - 1
1.
F x t =
a) Elastic collision
b) 6ΔP / Δt = Rate of change in momentum
c) Impulse
d) a = g
2.
Velocity of approach = - velocity of recession
a) a = g
b) Maximum horizontal distance
c) Elastic collision
d) 6ΔP / Δt = Rate of change in momentum
3.
Force =
a) a = g
b) a9S = [ Vf + Vi/2 ] x t
c) 6ΔP / Δt = Rate of change in momentum
d) Maximum horizontal distance
4.
Acceleration of projectile during downward motion is
a) a = g
b) Momentum
c) a9S = [ Vf + Vi/2 ] x t
d) Maximum horizontal distance
5.
Range of a projectile gives
a) Maximum horizontal distance
b) Maximum vertical distance
c) Momentum
d) a9S = [ Vf + Vi/2 ] x t
6.
Horizontal distance of freely moving missile is given by
a) Momentum
b) a9S = [ Vf + Vi/2 ] x t
c) zero
d) Maximum horizontal distance
7.
Rockets moves under the law of conservation of
a) a9S = [ Vf + Vi/2 ] x t
b) Momentum
c) zero
d) Maximum horizontal distance
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