A pendulum of length L with a bob of mass m swings back and forth. At the low point of its motion (point Q), the tension in the string is (3/2)mg. What is the speed of the bob at this point? A. 2gL B. 2gL C. Vgl P R gL VD. 2 VgL Е. 2

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Chapter1: Units, Trigonometry. And Vectors
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A5.13
A pendulum of length L with a bob of mass m swings back and
forth. At the low point of its motion (point Q), the tension in the
string is (3/2)mg. What is the speed of the bob at this point?
A. 2/gl
B. 2gl
C. Jgl
P
R
gl
D.
2
VgL
E Vel
Е.
2
Transcribed Image Text:A5.13 A pendulum of length L with a bob of mass m swings back and forth. At the low point of its motion (point Q), the tension in the string is (3/2)mg. What is the speed of the bob at this point? A. 2/gl B. 2gl C. Jgl P R gl D. 2 VgL E Vel Е. 2
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