Ex. 9 he norizontal telegraph wire 10 long, oriented along magnetic east west falls freely under gravity to the round with a speed of 20 cm/s. The horizontal component of earth's magnetic field is 4.0 × 10 T. Find the e.m.f. induced in the wire of the instant, the wire strikes the ground.
Ex. 9 he norizontal telegraph wire 10 long, oriented along magnetic east west falls freely under gravity to the round with a speed of 20 cm/s. The horizontal component of earth's magnetic field is 4.0 × 10 T. Find the e.m.f. induced in the wire of the instant, the wire strikes the ground.
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Transcribed Image Text:Ex. 9 The horizontal telegraph wire 100 m
long, oriented along magnetic east west falls
freely under gravity to the round with a speed
of 20 cm/s. The horizontal component of
earth's magnetic field is 4.0 × 105 T. Find the
e.m.f. induced in the wire of the instant, the
wire strikes the ground.
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