Find the Length of the Arc $s$ In the Figure

question 74

Essay

Find the length of the arc $s$ in the figure.
5 cm
s

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Definitions:

Overload Switch

A protective device used to automatically cut off electrical power in case of an overload, preventing damage to the circuit.

Shaded-pole Induction Motor

A type of single-phase induction motor that uses shading coils around part of the pole to create a rotating magnetic field.

Shading Coil Diameter

The diameter of a shading coil, which is used in electromagnetic devices to reduce noise or humming by creating a delayed magnetic field.

Magnetic Field

An area surrounding a magnetic substance or a moving charged particle where magnetic forces are exerted.