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Question 1:

Which of the following statement is true?

Question 2:

It is difficult to walk on an oily floor because-

Question 3:

A bullet of mass 20 g is fired in the horizontal direction with a velocity 150 m/s from a pistol of mass 1 kg. Calculate the recoil velocity of the pistol?

Question 4:

Which of the following can be used to reduce friction?

Question 5:

Friction is considered which type of force? 

Question 6:

Friction due to fluids is known as ?

Question 7:

Which of the following forces is responsible for separation of cream from milk in a cream separator? 

Question 8:

Friction always- 

Question 9:

When we try to move an object which is at rest which type of friction comes into play ?

Question 10:

Which of the following statement is true for displacement?