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Energy & Momentum 2

Authored by Jean-Claude On

Physics

9th - 12th Grade

Used 1+ times

Energy & Momentum 2
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 mins • 1 pt

A mass is attached on a horizontal spring and is pulled to the right of its equilibrium position. In which direction is the spring exerting force on the mass?

To the right
Upward
Downward
To the left

2.

MULTIPLE CHOICE QUESTION

30 mins • 1 pt

A mass is attached to a string is pulled below its equilibrium position. In which direction is the spring exerting a force on the mass?

Upward
No force exerted

To the right

Downward

3.

MULTIPLE CHOICE QUESTION

30 mins • 1 pt

An ideal spring has a force constant of 32 N/m. What force would the spring exert on an attached mass if the mass were pushed 17 cm past the equilibrium position?

7.2 N

6.0 N

5.4 N

4.3 N

4.

MULTIPLE CHOICE QUESTION

30 mins • 1 pt

A 2.47 kg fish is hung from a vertical spring scale with a force constant of 564 N/m. How much will the spring stretch before reaching its new equilibrium position?

2.5 cm

4.3 cm

5.8 cm

7.5 cm

5.

MULTIPLE CHOICE QUESTION

30 mins • 1 pt

A spring has a force constant of 875 N/m. How much elastic potential energy is stored in the spring if it is compressed by 3.5 cm?

0.13 J

0.54 J

1000 J

0.75 J

6.

MULTIPLE CHOICE QUESTION

30 mins • 1 pt

A spring has a force constant of 875 N/m. How much elastic potential energy is stored in the spring if it is stretched by 5.8 cm?

1.5 J

3.1 J

0.75 J

2.3 J

7.

MULTIPLE CHOICE QUESTION

30 mins • 1 pt

A Nerf gun shoots a foam dart of mass 1.80 g, using a compressed spring with a force constant of 320 N/m. If the spring is compressed by 2.80 cm, what will be the dart's speed as it leaves the gun?

11.8 m/s

3.67 m/s
12.45 m/s
5.12 m/s

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