EASY
9th CBSE
IMPORTANT
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Fireman holds a hose by exerting a .

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Important Questions on Force and Laws of Motion

MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 13
A gun recoils to _____ (conserve/ change) the momentum.
EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 14
Impulse has the S.I. unit of _____.
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 15
When a rolling football stops on its own, it violates the first law of motion.
EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 16
Impulse is equal to change in momentum.
EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 17
The gun recoils on firing a bullet due to reaction force exerted by bullet.
EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 18
Greater the mass, less is the inertia of motion but greater is the inertia of rest.
EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 19
A body cannot have zero velocity but non zero momentum together.
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 9 - Force and Laws of Motion>ASSESS YOURSELF>Q 24
It is difficult to balance our body when we accidentally step on a peel of banana. Why?