A Simple Pendulum and a Mass Oscillating on an Ideal

question 57

Multiple Choice

A simple pendulum and a mass oscillating on an ideal spring both have period T in an elevator at rest.If the elevator now moves downward at a uniform 2 m/s,what is true about the periods of these two systems?

• A)Both periods would remain the same.
• B)Both periods would increase.
• C)Both periods would decrease.
• D)The period of the pendulum would increase but the period of the spring would stay the same.
• E)The period of the pendulum would decrease but the period of the spring would stay the same.

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