Solution-Mass oscillates according to the equation

Mass oscillates according to the equation

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Reference no: EM131766186

Question 1.

A 0.650-kg mass oscillates according to the equation x = 0.25sin(4.70t) where x is in meters and t is in seconds.

The amplitude of this motion is __________m.

The frequency of this motion is ________Hz.

The period of this motion is _______s.

The total energy in this system is ________J.

When x = 0.15m the potential energy is________J, and the kinetic energy is __________J.

Question 2.

If a grandfather clock is 21 seconds slow every day, how should its length be changed from a length of 0.9930m? The period of a pendulum of length L is

T=2π√L/g (T=2pi times square root of L/g)

Its length should be (increased or decreased??)________by___________mm (use one significant figure).

Reference no: EM131766186

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Mass oscillates according to the equation

Reference no: EM131766186

Reference no: EM131766186

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