Force or power needed to move a conductor through a field at constant speed

1. A.
   $\frac{B^2L^2V}{R}$
2. B.
   $\frac{B^2L^2V^2}{R}$
3. C.
   $\frac{B^2LV^2}{R}$
4. D.
   $\frac{BLV^2}{R}$

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1. A.
   $\frac{BLV}{R}$
2. B.
   $\frac{B^2L^2V^2}{R^2}$
3. C.
   $\frac{BLV}{R^2}$
4. D.
   $\frac{B^2L^2V^2}{R}$

Tap an option to check your answer.

1. A.
   $\dfrac{BVL}{R}$
2. B.
   $\dfrac{B^2L^2V}{R}$
3. C.
   $\dfrac{B^2L^2V^2}{R}$
4. D.
   $\dfrac{BLV^2}{R}$

Tap an option to check your answer.