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Two identical circular loops of metal wi...

Two identical circular loops of metal wire are lying on a table without touching each other. Loop-A carries a current which increases with time. In response, the loop-B

A

Is attracted by loop A

B

Is repelled by loop A

C

Remains stationary

D

None of these

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The correct Answer is:
B
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AAKASH INSTITUTE-ELECTROMAGNETIC INDUCTION-Assignment (SECTION - A)
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  2. Dimensional formula of self-inductance is

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  3. A time varying magnetic flux passing through a coil is given by phi=xt...

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  4. A metalic ring is dropped down, keeping its plane perpendicular to a c...

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  5. Lights of a car become dim when the starter is opereterd. Why?

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  6. Coefficient of coupling between two coils of self-inductances L(1) and...

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  7. There is a uniform magnetic field directed perpendicular and into the ...

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  8. A square loop of wire with side length 10 cm is placed at angle of 45^...

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  9. A uniformly wound solenoid coil of self inductance 1.8xx10^(-4)H and r...

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  10. The magnitude opf the earth's magnetic field at a place is B(0) and th...

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  11. Two parallel rails of a railway track insulated from each other and wi...

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  18. Induction furnace is based on the heating effect of

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