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Laws of Motion

Question 1

Which of the following is not an example of scalar quantity?

Question 2

Stress and refractive index are examples of __________.

Question 3

Which of the following relations is correct?

Question 4

What is the SI unit of speed?

Question 5

What is the shape of distance time graph in case of an object moving with a constant speed?

Question 6

The property of the body through which it resists change in its state of rest or uniform motion is___________.

Question 7

Momentum of a body is product of its mass and ____________.

Question 8

Newton second (Ns) is the SI unit of ________________.

Question 9

According to which of the following acceleration of the object is zero if net external force on the object is zero?

Question 10

The working of rocket is based on the principle of conservation of ________________.     

Question 11

According to Newton’s second law of motion, the rate of change of momentum of a body is directly proportional to _____________.

Question 12

Which type of friction opposes actual relative motion?

Question 13

Which of the following statements is not correct with respect to friction?

Question 14

The cream separator works on the basis of _________.

Question 15

Dust particles are removed when a blanket is thrashed with a stick. This is an example of which of the following?

Question 16

What is the mass of the body, which accelerates at the rate of 5.2 m/s2 on the application of a force of 180 N?

Question 17

What will be the acceleration if a bicycle starts from a stationary position and attains a velocity of 6 m s-1 in 30 s?

Question 18

What will be the distance covered by the car in 5 s if it accelerates uniformly from 5 m s-1 to 10 m s-1?

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