Physics

Problem

A square loop of side

10\,\text{cm}

having

200

turns rotates at

1200\,\text{rpm}

about an axis through its centre in a uniform magnetic field of

0.50\,\text{T}

. What is the peak value of the induced emf? a)

6.3\times10^{1}\,\text{V}

2.5\times10^{2}\,\text{V}

1.3\times10^{2}\,\text{V}

2.0\times10^{1}\,\text{V}