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A conducting wire frame is placed in a m...

A conducting wire frame is placed in a magnetic field which is directed into the paper. The magnetic field is increasing at a constant rate. The directions of induced currents in wires AB and CD are

A

B to A and D to C

B

A to B and C to D

C

A to B and D to C

D

B to A and C to D

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-ELECTROMAGNETIC INDUCTION-EXERCISE-IA
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  2. In an experiment, a magnet with its magnetic moment along the axis of ...

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  3. A conducting wire frame is placed in a magnetic field which is directe...

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  4. If a current of 0.5 apere flows through a metallic wire for 2 hour the...

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  5. Consider the situation shown in the figure, If the current I in the lo...

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  6. A conducting bar is pulled with a constant speed v on a smooth conduct...

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  7. The self-inductance L of a solenoid of length l and area of cross-sect...

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  8. A conducting square loop of side l and resistance R is moving out of t...

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  9. A metalic square loop ABCD is moving in its own plane with velocity v ...

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  10. An electric potential difference will be induced between the ends of t...

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  11. A vertical rod of length l is moved with constant velocity v towards e...

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  12. A positive charge q moves along the line AB, which lies in the same pl...

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  13. A metallic ring is connected to a rod oscillates freely like a pendulu...

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  14. Figure shows tow bulbs B(1) and B(2) resistor R and inductor L, when ...

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  15. An inductor L, a resistanc eR and two identical bulbs B(1) and B(2) ar...

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  16. If the number of turns per unit length of a coil of solenoid is double...

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  17. A solenoid is connected to a battery so that a steady current flows th...

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  18. A coil of self-inductance L is connected in series with a bulb B and a...

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  19. The coefficient of mutual inductance of two coils depends on

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  20. Two circular coils can be arranged in any of three situations as shown...

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