Learn Physics Online Notes & Technology Articles

Practice MCQs on simple harmonic motion gravitation, physics MCQs for online test prep. Mechanics and properties of matter quiz has multiple choice questions (MCQ), simple harmonic motion gravitation quiz questions and answers as an object moving in a circle of radius ‘r’ with a constant speed ‘v’ has a constant acceleration towards center equal to, answer key with choices as r, vr, v²×r and v×r for competitive exam prep. Free study guide is to learn simple harmonic motion gravitation quiz online with MCQs to practice test questions with answers. Subscribe Video Channel

MCQ. An object moving in a circle of radius ‘r’ with a constant speed ‘v’ has a constant acceleration towards center equal to

1. r
2. vr
3. v²×r
4. v×r

A

MCQ. A force that acts to return mass to it's equilibrium position is called

1. frictional force
2. restoring force
3. normal force
4. contact force

B

MCQ. Velocity of escape is equal to

1. r × √(2g); where r: radius of earth or any other planet for that matter, g: gravitational field strength
2. g × √(2r); where r: radius of earth or any other planet for that matter, g: gravitational field strength
3. √(2g) ⁄ r; where r: radius of earth or any other planet for that matter, g: gravitational field strength
4. √(2gr); where r: radius of earth or any other planet for that matter, g: gravitational field strength

D

MCQ. Speed ‘v’ with which wave travels through a medium is given by

1. modulus of elasticitydensity of medium
2. modulus of elasticity√density of medium
3. √(modulus of elasticitydensity of medium)
4. v=dt

C

MCQ. Due to energy dissipation by viscous forces in air, if simple harmonic variations of a pendulum die away after some time, then oscillation is said to be:

1. undamped
2. free
3. damped
4. dependent

C