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A microammeter has as resistance of 100 ...

A microammeter has as resistance of `100 Omega` and full scale range of `50 muA`. It can be used a voltmeter or as ahigher range ammeter provided a resistance is added to it. Pick the correct range and resistance combinations
50 V range with `10 kOmega` resistance in series
b.`10 V` range with `200 kOmega` resistance in series
c. 5mA rangw with `1Omega` resistance in parallel
`10 mA` range with `1Omega` resistance in parallel

A

50 Volt range with `10 K Omega` resistance in series

B

5 Volt range with `200 K Omega` resistance in series

C

`5 Ma` range with` 1 Omega` resistance in parallel

D

`10 Ma` range with `1Omega` resistance in parallel

Text Solution

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The correct Answer is:
3
`S=(G)/((i)/(ig)-1)`
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