Suppose a 20-Centimeter Pendulum Moves According to the Equation

question 112

Multiple Choice

Suppose a 20-centimeter pendulum moves according to the equation where is the angular displacement from the vertical in radians and t is the time in seconds. Determine the rate of change of when seconds. Round your answer to four decimal places. ​

• A) 1.669 radians per second
• B) 2.7841 radians per second
• C) 0.3815 radians per second
• D) 1.8396 radians per second
• E) 6.6763 radians per second

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