A straight conductor of length moves at right angles to a uniform magnetic field of…

PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

A straight conductor of length

0.50\,\text{m}

moves at right angles to a uniform magnetic field of

0.20\,\text{T}

with a speed of

3.0\,\text{m s}^{-1}

. Calculate the induced emf. (a)

0.90\,\text{V}

(b)

0.15\,\text{V}

(c)

0.30\,\text{V}

(d)

3.0\,\text{V}