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OL UCM Quiz 1

Authored by Matthew Schrader

Physics

9th - 12th Grade

Used 11+ times

OL UCM Quiz 1
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13 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Kareems' favorite disco record has a scratch 8 cm from the center that makes the record skip 50 times every 1.5 minutes. What is the speed of the scratch as it turns?

0.279 m/s
27.925 m/s
0.905 m/s
90.478 m/s

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Porter's favorite ride at the Fall Festival is the Gravitron, which has a radius of 6 m. The ride has a frequency of 35 rpms. What is Porters speed on the gravitron?

21.99 m/s
64.63 m/s
1.8 m/s
2199.11 m/s

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Porter's favorite ride at the Fall Festival is the Gravitron, which has a radius of 6 m. The ride has a frequency of 35 rpms. What is porters centripetal acceleration on the Gravitron?

80.59 m/s/s
696.17 m/s/s
0.54 m/s/s
3.67 m/s/s

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Captain Kev, the pilot of a 78650 kg plane, is told that he must remain in a holding pattern over the airport until it is his turn to land. Captain Kev flies his plane in a circle with a radius of 40 km, once every 20 minutes. What is the magnitude of planes tangential velocity?

209.44 m/s
301592894.74 m/s
0.21 m/s
12566.37 m/s

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Captain Kev, the pilot of a 78650 kg plane, is told that he must remain in a holding pattern over the airport until it is his turn to land. Captain Kev flies his plane in a circle with a radius of 40 km, once every 20 minutes. What magnitude of centripetal force must the air exert against the wins to keep the plane moving in a circle?

86250 N
178846706562485000 N
412 N
310497724 N

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the radius of an automobile tire that turns once every 0.084 seconds and has a speed of 30 m/s?

0.4 m
2243.99 m
0.02 m
2.49 m

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A toy flying pig, suspended from the ceiling, is moving in uniform circular motion. The radius is 76 cm. It takes 2.1 seconds for the 120 gram pig to complete 1 revolution. What is the speed of the pig?

2.27 m/s
10.03 m/s
3.94 m/s
17.36 m/s

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