MidYear Review - AP Physics C

A spring with k = 20 N/m is stretched 0.2 m from equilibrium; what is the magnitude of the force exerted by the spring?

• 0.1 N

• 0.4 N

• 0.8 N

• 4.0 N

• 8.0 N

A spring whose spring constant is 150 N/m exerts a force of 30 N on a block in a spring-block system. How far is the block from equilibrium?

• 0.2 m

• 0.5 m

• 1.0 m

• 1.5 m

• 2.0 m

A spring exerts a force of 50 N on a block in a spring-block system when it is 2.0 m from equilibrium. What is the spring's spring constant?

• 10 N/m

• 25 N/m

• 30 N/m

• 50 N/m

• 100 N/m

At which location(s) is the magnitude of the force on the block in a spring-block system a maximum?

• x = A

• x = 0

• x = -A

• x = A and x = -A

• All of the above

Tags

NGSS.HS-PS2-1

At which location(s) is the magnitude of the force on the block in a spring-block system a minimum?

• x = A

• x = 0

• x = -A

• x = A and x = -A

• All of the above

Two springs, each with a spring constant of 4.0 N/m are attached in series and then to a mass of 0.056 kg. What is the effective spring constant of the two springs? What is the displacement of the mass?

• 2.0 N/m . 0.028 m

• 2.0 N/m 0.28 m

• 4.0 N/m 0.14 m

• 8.0 N/m . 0.0070 m

• 8.0 N/m . 0.070 m

Two springs, each with a spring constant of 4.0 N/m are attached in parallel and then to a mass of 0.056 kg. What is the effective spring constant of the two springs? What is the displacement of the mass?

• 2.0 N/m . 0.028 m

• 2.0 N/m . 0.28 m

• 4.0 N/m . 0.14 m

• 8.0 N/m . 0.0070 m

• 8.0 N/m . 0.070 m

At which location(s) is the kinetic energy of a mass-spring system a maximum?

• x = A

• x = 0

• x = -A

• x = A and x = -A

• all of the above

Tags

NGSS.HS-PS3-2

A mass-spring system has a period of 4.0 s and the amplitude of its motion is 0.50 m. What distance does the mass travel in 4.0 s?

• 0.00 m

• 0.50 m

• 1.0 m

• 1.5 m

• 2.0 ,

A mass-spring system has a period of 4.0 s and the amplitude of its motion is 0.50 m. What distance does the mass travel in 4.0 s?

• 0.00 m

• 0.50 m

• 1.0 m

• 1.5 m

• 2.0 m