Quiz about Centripetal Motion

Question 1

A contact force between a surface and the object it is supporting.

Accepted Answer

Normal Force

Answer

Tension

Answer

Friction

Answer

Applied Force

Answer

Gravity

Question 2

The force of attraction between any two masses.

Accepted Answer

Gravity

Answer

Normal Force

Answer

Tension

Answer

Applied Force

Answer

Friction

Question 3

A force of resistance that an object encounters when moving along a surface.

Accepted Answer

Friction

Answer

Tension

Answer

Gravity

Answer

Normal Force

Answer

Applied Force

Question 4

A force provided by a person pushing or pulling directly on an object.

Accepted Answer

Applied Force

Answer

Tension

Answer

Normal Force

Answer

Gravity

Answer

Friction

Question 5

A force provided by pulling on a rope.

Accepted Answer

Tension

Answer

Gravity

Answer

Normal Force

Answer

Friction

Answer

Spring Force

Question 6

A force provided by a spring.

Accepted Answer

Spring Force

Answer

Normal Force

Answer

Gravity

Answer

Friction

Answer

Applied Force

Question 7

Which way will the car go after it hits the ice patch and loses traction?

Accepted Answer

Towards B

Answer

Towards A

Answer

Towards C

Answer

Towards D

Question 8

Which way will the cup fall when the car breaks suddenly?

Accepted Answer

Toward the front of the car

Answer

Toward the back of the car

Answer

Toward the right

Answer

Toward the left

Question 9

Which way will the cup fall when the car quickly accelerates from rest?

Accepted Answer

Toward the back of the car

Answer

Toward the front of the car

Answer

Toward the right

Answer

Toward the left

Question 10

Which way will the cup fall when the driver makes a sudden left turn?

Accepted Answer

Toward the right

Answer

Toward the front of the car

Answer

Toward the back of the car

Answer

Toward the left

Question 11

Which way will the cup fall when the driver makes a sudden right turn?

Accepted Answer

Towards the left

Answer

Towards the right

Answer

Towards the front of the car

Answer

Towards the back of the car

Question 12

What is the direction of the centripetal force?

Accepted Answer

Toward E

Answer

Toward N

Answer

Toward W

Answer

Toward S

Question 13

In which direction is the car accelerating?

Accepted Answer

Toward E

Answer

Toward N

Answer

Toward W

Answer

Toward S

Question 14

In which direction is the car's instantaneous velocity?

Accepted Answer

Toward N

Answer

Toward E

Answer

Toward W

Answer

Toward S

Question 15

If the car flew of the track and could travel freely, in which direction would it travel?

Accepted Answer

Toward N

Answer

Toward E

Answer

Toward W

Answer

Toward S

Question 16

What is the centripetal acceleration of the car in the diagram?

Accepted Answer

2 m/s2

Answer

4 m/s2

Answer

0.1 m/s2

Answer

10 m/s2

Question 17

If the mass of the car is 1,000 kg, what is the centripetal force acting on the car?

Accepted Answer

2,000 N

Answer

1,000 N

Answer

4,000 N

Answer

3,000 N

Question 18

Is the car accelerating?

Accepted Answer

Yes, because its direction is changing.

Answer

Yes, because its speed is changing.

Answer

Ye, because its speed and direction both change.

Answer

No, it is not accelerating.

Question 19

Which force serves as the centripetal force on the bucket?

Accepted Answer

Tension

Answer

Normal Force

Answer

Gravity

Answer

Friction

Question 20

Which force provides the centripetal force on the satellite?

Accepted Answer

Gravity

Answer

Normal Force

Answer

Friction

Answer

Tension

Question 21

Which force serves as the centripetal force on the car?

Accepted Answer

Friction

Answer

Gravity

Answer

Normal Force

Answer

Applied Force

Question 22

Which force serves as the centripetal force on the motorcycle?

Accepted Answer

Normal Force

Answer

Applied Force

Answer

Tension

Answer

Friction

Question 23

The proper unit for centripetal acceleration is

Accepted Answer

m/s2

Answer

m/s

Answer

kg

Answer

N

Question 24

The proper unit for centripetal force is

Accepted Answer

N

Answer

m/s2

Answer

m/s

Answer

kg

Question 25

The proper unit for instantaneous velocity is

Accepted Answer

m/s

Answer

m/s2

Answer

kg

Answer

N

Question 26

The proper unit for mass is

Accepted Answer

kg

Answer

m/s2

Answer

m/s

Answer

N

Question 27

Increasing the radius

Accepted Answer

Decreases the centripetal acceleration

Answer

Increases the centripetal acceleration

Answer

Does not affect centripetal accleration

Question 28

The car's instantaneous velocity is directed towards

Accepted Answer

A

Answer

B

Answer

E

Answer

D

Question 29

Towards which direction is the car's centripetal acceleration oriented?

Accepted Answer

D

Answer

B

Answer

A

Answer

E

Question 30

What is the centripetal acceleration of the car?

Accepted Answer

12 m/s2

Answer

2 m/s2

Answer

0.5 m/s2

Answer

8 m/s2

Question 31

A car travels at a constant speed of 30 m/s in a horizontal circle of radius 78 m. What is the centripetal acceleration?

Accepted Answer

11.6 m/s2

Answer

0.4 m/s2

Answer

30 m/s2

Answer

2.6 m/s2

Answer

2340 m/s2

Question 32

The centripetal force on an object is 1,200 N. If the object has a centripetal acceleration of 40 m/s², what is the mass of the object?

Accepted Answer

30 kg

Answer

0.03 kg

Answer

0.3 kg

Answer

3.0 kg

Answer

300 kg

Question 33

If an object has a centripetal acceleration of 55 m/s² while traveling in a circle with a radius of 4 m, what is the speed of the object?

Accepted Answer

14.8 m/s

Answer

220 m/s

Answer

3.7 m/s

Answer

13.8 m/s

Question 34

If an object is traveling in a circle with a centripetal acceleration of 80 m/s², what is the radius of the circle if the object is traveling at 12 m/s?

Accepted Answer

1.8 m

Answer

0.15 m

Answer

6.7 m

Answer

0.14 m

Question 35

A 30 kg object is traveling in a circle at 50 m/s. If the radius of the circle is 5 m, determine the magnitude of the centripetal force.

Accepted Answer

15,000 N

Answer

16,000 N

Answer

17,000 N

Answer

18,000 N

Question 36

The centripetal acceleration of any object traveling in a circle is always directed towards

Accepted Answer

The center of the circle

Answer

The outside of the circle

Answer

The ground

Answer

The sky

Question 37

Objects exhibiting centripetal motion travel in

Accepted Answer

A circle

Answer

A straight line

Answer

A zig zag

Answer

A triangle

Question 38

How will increasing the centripetal force on an object affect its centripetal acceleration?

Accepted Answer

Centripetal Acceleration Increases

Answer

Centripetal Acceleration Decreases

Answer

Centripetal Acceleration Not Affected

Question 39

If the centripetal force on an object does not change, how would increasing the mass affected centripetal acceleration?

Accepted Answer

Centripetal Acceleration Decreases

Answer

Centripetal Acceleration Increases

Answer

Centripetal Acceleration Not Affected

Question 40

Why would a cup in a car tip over if the car suddenly stops?

Accepted Answer

The cup's inertia

Answer

The car's intertia

Answer

The tire's friction

Answer

The cup's density

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