Question: A very long straight wire carries a current I. At the instant when a charge + Q at point P has velocity v, as

A very long straight wire carries a current I. At the instant when a charge + Q at point P has velocity v, as

A very long straight wire carries a current I. At the instant when a charge + Q at point P has velocity v, as shown, the force on the charge is 1 (a) along oy (b) opposite to oy (c) along ox (d) opposite to ox

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