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## Homework Statement

A simple pendulum consists of a spherical bob of mass 0.052 kg and diameter 1.1 cm attached to a thread of length 920 mm.

b) The bob is released at rest with the thread taut at an angle of 5 degrees to the vertical. Calculate:

i) the amplitude of the oscillation

## Homework Equations

## The Attempt at a Solution

Am I right in saying it is tan(5) * 920 = 80mm round to 2 sig fig?