A rectangular loop with a sliding connector of length l = 1.0 m i… - Vidyadip

MCQ

A rectangular loop with a sliding connector of length $l = 1.0 m$ is situated in a uniform magnetic field $B = 2T$ perpendicular to the plane of loop. Resistance of connector is $r = 2W.$ Two resistance of $6W$ and $3W$ are connected as shown in figure. The external force required to keep the connector moving with a constant velocity $v = 2\ m/s$ is

A
$6 N$
B
$4 N$
✓
$2 N$
D
$1 N$

✓

Answer

Correct option: C.

$2 N$

$2 N$

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