A very long straight wire carries a current I. At the instant when a charge + Q at point…
Physics · Class 12 · CBSE — Moving Charges and Magnetism
A very long straight wire carries a current I. At the instant when a charge + Q at point P has the velocity \(\vec{v}\) as shown, the force on the charge is:
- along OY
- opposite to OY
- along OX
- opposite to OX
Answer
(B) opposite to OY
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