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A moving coil instrument gives a full scale deflection of 20mA when potential difference across its terminal is 200mV. Calculate (i) the shunt resistance for measuring current up to 20A (ii) the series resistance for measuring voltage up to 400V. |
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Answer» You are DESCRIBING an OHM meter. Here is an example of how to do it. Just replace the values with your values and do the math. I SUGGEST you use a 1.5 volt BATTERY. You should Google this STUFF for yourself. |
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