Practice physics test 1 on dynamics MCQs, grade 9 dynamics and friction multiple choice questions and answers. Dynamics and friction revision test has physics worksheets, answer key with choices as constant, small, zero and greater of multiple choice questions (MCQ) with dynamics and friction quiz as if pressing force on sliding surfaces is greater, then friction will be for competitive exam prep. Free physics study guide to learn dynamics and friction quiz to attempt multiple choice questions based test.

MCQ. If pressing force on sliding surfaces is greater, then friction will be

1. small
2. constant
3. zero
4. greater

D

MCQ. Force which produces acceleration in body is equal to rate of change of

1. velocity
2. acceleration
3. density
4. momentum

D

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. Friction is reduced by

1. making sliding surfaces smooth
2. lubricating the surface
3. using ball bearings
4. all of above

D

MCQ. If string is stretched by two opposite forces of 10 N then tension in string is

1. 5N
2. 20 N
3. 10 N
4. zero

D