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9th CBSE
IMPORTANT
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Newton's first law of motion is also known as the law of .

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Important Questions on Force and Laws of Motion

EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 1>Q 20
Rate of change of momentum is also known as _____.
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 2>Q 1
Define the term force.
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 2>Q 2
On what factors does inertia depend?
MEDIUM
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 2>Q 3
Why is landing pit in the long jump event made loose with a bed of sand?
MEDIUM
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 2>Q 4
When are the forces acting on a body said to be balanced? Give an example. What type of change can the balanced forces bring about in an object?
MEDIUM
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 2>Q 5
Out of two bodies of masses 10 kg and 50 kg, which one has more inertia? Also calculate the ratio of inertia of the two bodies.
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 2>Q 6
Why is no force required to move an object which is in motion with a constant velocity?
MEDIUM
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>CHAPTER PRACTICE TEST 2>Q 7
A cricket player lowers his hands while catching a fast moving ball. Explain why?