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A moving coil galvanometer has resistanc...

A moving coil galvanometer has resistance 50`Omega`. The maximum bearable current is 100mA. How will you convert it into (i) a voltmeter to record 100V p.d.? and (ii) an ammeter to measure 5A current?

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BINA LIBRARY-ELECTROMAGNETISM-EXERCISE
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  11. A galvanometer has a resistance of 25Omega and a maximum of 0.01A curr...

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  12. A voltmeter of resistance (2 x 10^4 Omega) reads 5V. To make it read 2...

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  13. A galvanometer of resistance 20Ω is to be converted into an ammeter of...

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  14. Two long parallel wires carry equal current I in the same direction. T...

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  15. An electric charge moves with a constant velocity v parallel to the li...

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  16. When a magnetic field is applied on an electron moving with uniform ve...

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  17. A stationary electron placed in a magnetic field experiences a mechani...

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  18. The force acting on an electron at rest in a uniform magnetic field B ...

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  19. A conducting circular loop of radius r carries a current I. It is plac...

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  20. Earth's magnetic field always has a horizontal component except at

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