Pre-Cal Review

Pre-Cal Review

11th Grade

60 Qs

quiz-placeholder

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Pre-Cal Review

Pre-Cal Review

Assessment

Quiz

Mathematics

11th Grade

Medium

Created by

W. WOOD

Used 1+ times

FREE Resource

60 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A gear spins at a rate of 400 revolutions/minute. Which choice is closest to its angular speed in radians/second?

6.67 rad/s

2500 rad/s

41.9 rad/s

20.9 rad/s

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A record spins at 33 rpm (revolutions per minute), which is an angular speed of about 3.46 radians per second. What is the approximate linear speed of a fly that sits on the record, 12 cm from the center?

3.4 cm/s

21.5 cm/s

41.5 cm/s

131.9 cm/s

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A ceiling fan with 16 inch blades rotates at 45 rpm. Find the angular speed of the fan in rad/min. Round to the nearest tenth.

90 rad/min

282.7 rad/min

45 rad/min

141.4 rad/min

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Determine the linear velocity of the tips of the blades in inches per minute for a ceiling fan with 20 inch blades rotating at 45 rpm.
5654.9 in/min
1800 in/min
2827.4 in/min
900 in/min

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Determine the angular speed in rad/min of a gyroscope rotating at 6 rps (revolutions per second). Leave answer in terms of π.

360π rad/min

12π rad/min

360 rad/min

720π rad/min

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A child sits 0.75 m from the center of a merry go round. The merry go round makes one revolutions in 4 seconds. What is the child's linear speed? (Use 3.14 as pi, and Round your answer to tenths)

1.9 m/s

1.2 m/s

12.6 m/s

4.71 m/s

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The wheel of a machine rotates at the rate of 300 rpm (revolutions per minute). If the diameter of the wheel is 80 cm, what is the angular speed in radian per second ?

1884.96 rad/sec

24,000 rad/sec

31.42 rad/sec

1256.29 rad/sec

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