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Laws Of Motion QUESTIONS AND ANSWERS

IIT JEE : Laws Of Motion QUESTIONS AND ANSWERS :: part1 : 11 to 15

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

11.The minimum velocity (in m/s) with which a car driver must traverse a flat curve of radius 150 m and coefficient of friction 0.6 to avoid skidding is:

60 m/s

30 m/s

15 m/s

25 m/s

12.A life is moving down with acceleration a. A man in the lift drops a ball inside the lift. The acceleration of the ball as observed by the man in the lift and a man standing stationary on the ground are respectively:

g, g

g � a, g � a

g � a, g

a, g

13.In which of the following cases the net force is not zero?

A kite skillfully held stationary in the sky

A ball freely falling from a height

An aeroplane rising upwards at an angle of 45 degree with the horizontal with a constant speed

A cork floating on the surface of water

14.A heavy uniform chain lies on a horizontal top of table. If the coefficient of friction between the chain and the table is 0.25 then the maximum percentage of the length of the chain that can hang over one edge of the table is:

20%

25%

35%

15%

15.In the superhit film Raja Hindustani, Amir Khan greets his beloved by shaking hand. What kind of force do they exert?

Nuclear

Gravitational

Weak

Electromagnetic

More Laws Of Motion QUESTIONS AND ANSWERS available in next pages