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A train is moving in the north-south dir...

A train is moving in the north-south direction with a speed of `108 kmh^(-1)`. Find the e.m.f. generated between two wheels, if the length of the axle is 2m. Assume that the vertical component of earth's field is `8.0 xx 10^(-5) Wbm^(-2)`

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4.8mV
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AAKASH SERIES-ELECTROMAGNETIC INDUCTION-Problems (Level-I)
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  2. Suppose a coil of 1000 turns of wire is wound around a book, and this ...

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  4. A circular copper disc 100cm in radius rotates at 20pi "rad"//s about ...

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  5. A 10Omega resistance coil has 1000 turns and at a certain time 5.5 xx ...

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  6. A horizontal straight wire 10m long is extending east and west and is ...

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  7. A train is moving in the north-south direction with a speed of 108 kmh...

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  8. When a wheel with metal spokes 1.2m long is rotated in a magnetic fiel...

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  9. A closed coil consists of 500 turns wound on a rectangular frame of ar...

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  10. Magnetic flux of 5 microweber is linked with a coil, when a current of...

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  11. If a rate change of current of 4As^(-1) induces an emf of 20mV in a so...

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  12. A coil of inductance 0.5 henry is connected to a 18 volt battery. Calc...

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  13. A current of 10A in the primary of a circuit is reduced to zero at a u...

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  14. If the current in the primary circuit of a pair of coils changes from ...

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  15. A coil of wire of certain radius has 600 turns and a self inductance o...

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  16. What is the self inductance of an air core solenoid 50cm long and 2cm ...

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  17. A 2m long solenoid with diameter 4cm and 2000 turns has a secondary of...

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  18. Over a solenoid of 50cm length and 2cm radius and having 500turns is w...

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  19. A conducting wire of 100 turns is wound over and near the centre of a ...

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  20. A coil of area 0.04 m^(2) having 1000 turns is suspended perpendicular...

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