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Quiz #9 Practice Circular motion

Authored by Benjamin Pham

Physics

11th - 12th Grade

Used 7+ times

Quiz #9 Practice Circular motion
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24 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When speed increases, what happens to the value of torque?

increases
decreases
stays constant

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the Unit for Torque

Nm
N
W
J

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the unit for work?

J
Nm
N
W

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When you lift an object up, the work that you put into the object is stored as

Kinetic Energy
Potential Energy
Efficieny
Mechanical Advantage

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

In a lawn mover the blades that cut the grass are which type of simple machine?

wedge
pully
Wheel and axle
screw

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A wrench is used to tighten a nut. A 15N perpendicular force is applied 0.50 meters away from the axis of rotation, and moves a distance of 10 cm as it turns. What is the torque applied to the wrench?

7.5 Nm
1.5 Nm
750 Nm
150 Nm

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following does not have stored energy?

A stretched spring
A battery
A rock help up at a height of 10m
A rolling ball

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