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Physics multiple choice questions (MCQ): if bullet of mass 20 g is fired from a gun of 5 kg with a velocity of 100 ms-1 then recoil of gun is with choices -0.4 ms-1, 0.4 ms-1, 1 ms-1 and 2 ms-1, newtons laws of motion quiz for online distance school education with interactive student portal for examination preparation. Free physics study guide to learn newtons laws of motion quiz to attempt multiple choice questions based test.

MCQ: If bullet of mass 20 g is fired from a gun of 5 kg with a velocity of 100 ms-1 then recoil of gun is

1. 0.4 ms-1
2. -0.4 ms-1
3. 1 ms-1
4. 2 ms-1

B

MCQ: Two masses 7.5 kg and 6.7 kg are attached to ends of an inextensible string passes over a frictionless pulley. Its tension when both masses are moving vertically will be equal to

1. 50 N
2. 70.7 N
3. 65.6 N
4. 45 N

B

MCQ: Branch of mechanics that deals with study of motion of an object and cause of its motion is called

1. kinematics
2. dynamics
3. trinamics
4. friction

A

MCQ: Property due to which a body resists change in its state is called

1. inertia
2. friction
3. force
4. none of above

A

MCQ: Mass does not change with change of place so it is a

1. vector quantity
2. scalar quantity
3. fixed quantity
4. variable quantity

B