`AB` and `CD` are long staright conductors, distance `d` apart, carrying a current `I`. The magnetic field on `BC` due to the currents in `AB` and `CD`

A. `P propt`
B. `P prop(1)/(t)`
C. `P prop(1)/(sqrt(1))`
D. P is independent of t.

A. `P propt`
B. `P prop(1)/(t)`
C. `P prop(1)/(sqrt(1))`
D. P is independent of t.
Correct Answer – B