EASY
9th CBSE
IMPORTANT
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 An external influence which changes or tends to change the state of rest or uniform motion of body or its dimensions is called:

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Important Questions on Force and Laws of Motion

EASY
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 3
Equal and opposite forces acting on a body which does not change its state of rest or uniform motion are called:
EASY
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 4
The unequal and opposite forces acting on a body, which changes its state of rest or uniform motion are called :
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9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 5
Force of friction always acts in the direction :
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9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 6
When balanced forces act on a body, the body :
EASY
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 7
When unbalanced forces act on a body, the body:
EASY
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 8
If no external force acts on a body, it will:
EASY
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 9
If a body is allowed freely to fall from a height, its speed increases continuously. It is because :
EASY
9th CBSE
IMPORTANT
Core Science Physics For Class 9>Chapter 2 - Force and Laws of Motion>EXERCISE>Q 10
A force of magnitude F acts on a body of mass m. The acceleration of the body depends upon :