Simple harmonic motion gravitation multiple choice questions (MCQs), simple harmonic motion gravitation quiz answers to learn physics online courses. Mechanics and properties of matter MCQs, simple harmonic motion gravitation quiz questions and answers for online college degrees. Learn young modulus, dynamics, mechanics of fluids, elasticity, simple harmonic motion gravitation test prep for physics certifications.

Learn mechanics and properties of matter test MCQs: an object moving in a circle of radius ‘r’ with a constant speed ‘v’ has a constant acceleration towards center equal to, with choices v²⁄r, v⁄r, v²×r, and v×r for online college degrees. Practice merit scholarships assessment test, online learning simple harmonic motion gravitation quiz questions for competitive assessment in physics major.

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

1. v²⁄r
2. v⁄r
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 elasticity/density of the medium
2. modulus of elasticity/√(density of the medium)
3. √(modulus of elasticity/density of the medium)
4. v=d/t

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