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UCM Practice Assignment
By Joshua Kehr
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Last updated about 3 hours ago
10 questions
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3
Question 1
1.
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Missy’s favorite ride at the fair is the rotor, which has a radius of 4m. The ride takes 2 s to make one full revolution.
What it Missy’s linear speed on the rotor? (round to nearest hundreth)
Question 2
2.
Missy’s favorite ride at the fair is the rotor, which has a radius of 4m. The ride takes 2 s to make one full revolution.
What is Missy’s centripetal acceleration on the rotor? (round to nearest whole number)
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Question 3
3.
What is Missy’s centripetal acceleration on the rotor?
If Missy has a mass of 80 kg, what is the magnitude of force she experiences from the rotor? (round to nearest whole number)
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Question 4
4.
Mary whirls a 20 g stopper on a string of radius 75 cm so that it goes all the way around 12 in 8.0 seconds.
What is its period? (round to nearest hundreth)
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Question 5
5.
Mary whirls a 20 g stopper on a string of radius 75 cm so that it goes all the way around 12 in 8.0 seconds.
What is the above stoppers frequency? (round to nearest tenth)
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Question 6
6.
Answer question 2. Round to nearest hundreth.
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Question 7
7.
Answer question 3. Round to nearest thousandth.
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Question 8
8.
Answer 5a. Round to nearest hundreth.
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Question 9
9.
Answer 5b. Round to nearest hundreth.
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Question 10
10.
Answer 5c. Round to nearest tenth.
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