Solve the problem.Determine the period and frequency of oscillation when a pendulum of length 7 feet is released after being displaced 2 radians. Round constants to 8 decimal places, if necessary.

A. Period = 2? sec, frequency =  cycles per sec
B. Period = 2? sec, frequency =  cycles per sec
C. Period = 7? sec, frequency =  cycles per sec
D. Period =  sec, frequency =  cycles per sec


Answer: B

Mathematics

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