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A clock pendulum oscillates at a frequency of 2.5 Hz . At t=0, it is released...

A clock pendulum oscillates at a frequency of 2.5 Hz . At t=0, it is released from rest starting at an angle of 16 ∘ to the vertical.

a) Ignoring friction, what will be the position (angle in radians) of the pendulum at

t = 0.25 s ?

b) Ignoring friction, what will be the position (angle in radians) of the pendulum at t = 2.00 s ?

c) Ignoring friction, what will be the position (angle in radians) of the pendulum at

t = 520 s ?

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