Question

A simple pendulum has been suspended
form the ceiling of a toy car moving with a
uniform speed on the horizontal plane. The
pendulum is oscillating with period T. Then
the toy car meets the base of a smooth
plane inclined at an angle thita
to the
horizontal and thus the toy car begins to
climb the plane with its engine shut off. The
period of the pendulum will now be:​

Answer 1

Answer:

Answer is 45° .........

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Answer 2

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Ap=10ms^-2

Fp=m.10

From fg:-

ntan theta=Fp/mg

Tan theta=m.10/m.10

n tan theta =1

Theta=pie/4