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Question
Five hoops are each pivoted at a point on the rim and allowed to swing as physical pendulums. The masses and radii arehoop 1: M= 150g and R= 50 cm
hoop 2: M= 200g and R= 40 cm
hoop 3: M= 250g and R= 30 cm
hoop 4: M= 300g and R= 20 cm
hoop 5: M= 350g and R= 10 cm
Order the hoops according to the periods of their motions, smallest to largest.
A) 1, 2, 3, 4, 5
B) 5, 4, 3, 2, 1
C) 1, 2, 3, 5, 4
D) 1, 2, 5, 4, 3
E) 5, 4, 1, 2, 3
Answer
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