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Determine the mechanical energy of this object: a 1-kg pendulum has a speed of 2 m/s ar a height of 1 meter.

A. 9.8 J
B. 11.8 J
C. 2 J
D. 7.8 J

User Pawelglow
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1 Answer

5 votes
B 11.8j took the test
User Eleven
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