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A moving coil galvanometer has 150 equal...

A moving coil galvanometer has 150 equal divisions. Its current sensitivity is 10 divisions per milliampere and vlotage sensitivity is 2 divisions per millivolt. In order that each division reads 1 V the resistance in ohm needed to be connected in series with the coil will be

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AAKASH SERIES-ELECTROMAGNETICS-PROBLEMS (LEVEL -II)
  1. A straight wire is first bent into a circle of radius 'r' and then int...

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  2. A galvanometer of resistance 40 Omega can measure a current of 2mA for...

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  3. A moving coil galvanometer has 150 equal divisions. Its current sensit...

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  4. What current would be maintained in a circular coil of wire of 1000 tu...

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  5. A solenoid 1.5 metre and 4.0 cm in diameter possesses 10 turns/cm. A c...

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  6. A horizontal wire carries 200A current below which another wire of lin...

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  7. Two long parallel wires are placed vertically, 10cm apart. One of them...

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  8. A wire of length 5 cm is placed inside the solenoid near its centre su...

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  9. A rectangular coil of area 5.0xx10^-4m^2 and 60 turns is pivoted about...

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  10. Two circular coils A and B of radius 5/sqrt2 cm and 5cm carry curren...

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  11. Find the magnetic field at the centre P of square of side shown in fig...

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  12. What is the magnitude of magnetic field at the centre O of loop of rad...

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  13. Find the magnetic induction at the origin in the figure shown.

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  14. Find the magnitude of the magnetic induction B of a magnetic field gen...

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  15. Two circular coils of wire each having a radius of 4 cm and 10 turns h...

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  16. An electron moting with a velocity of 5xx10^(4)ms^(-1) enters into a u...

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  17. A rectangular loop of wire is oriented with the left corner at the ori...

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  18. Two coils each of 100 turns are held at right angles such that one lie...

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  19. Magnetic field at a distance a from long current carrying wire is prop...

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  20. A system of long four parallel conductors whose sections with the plan...

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