Welcome to the Quiz!

This quiz contains 16 questions from a mix of 1 subtopics.

What is the angle in radians for a full circle rotation?

2π radians

π radians

360 radians

1 radian

0

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1

What is 30 degrees expressed in radians?

π/2

π

π/6

π/3

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1

If an object rotates through an angle of 10π radians in 40 seconds, what is its angular velocity in rad/s?

0.79

250

4

0.4

0

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1

If a wheel has a linear velocity of 10 m/s and rotational radius of 2 m, what is its angular velocity in rad/s?

0.5

5

2

20

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1

A ceiling fan rotates at 120 rpm. What is its angular velocity in rad/s?

12π

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1

If the period of rotation for a flywheel is 3 seconds, what is its frequency in Hz?

0.33 Hz

1 Hz

3 Hz

0.3 Hz

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1

A bicycle wheel has a rotational frequency of 1.5 Hz. What is its angular velocity in rad/s?

1.5π

4.5π

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1

A spinning top rotates through an angle of 10 radians in 2 seconds. What is its angular velocity in rad/s?

2

20

0.5

5

0

/

1

A race car wheel has a linear velocity of 50 m/s and a radius of 30 cm. What is its angular velocity?

500π rad/s

167 rad/s

50π rad/s

16.7 rad/s

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1

A CD rotates at 500 rpm. How many revolutions does it make in 30 seconds?

15

250

25

125

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1

A ceiling fan complete 300 revolutions per minute. What is the time period for 1 revolution?

0.5 seconds

0.2 seconds

0.3 seconds

2 seconds

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1

What is the name for the rotational equivalent of velocity?

angular velocity

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1

A satellite completes an orbit around Earth in 90 minutes. Calculate its angular velocity in radians per second.

2.094 rad s-1

0.0012 rad s-1

0.0070 rad s-1

1.047 rad s-1

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Convert 45° to radians.

2π radians

6π radians

4π radians

π radians

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1

What is the linear velocity of a point on the rim of a bicycle wheel of radius 0.35 m, spinning at 10 rad s-1?

0.035 m s-1

0.7 m s-1

7 m s-1

3.5 m s-1

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Calculate the period (T) of a wheel rotating at an angular velocity of 4 rad s-1.

1.57 s

0.5 s

0.25 s

2 s

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1