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A milliammeter of resistance 2.5ohms

A milliammeter of resistance 2.5ohms and a full deflection of 50mA iS to be used to measure a potential difference of 50v.
1. 1 answer
2. asked by Robotic
3. 952 views
if a cell supplies a current of 0.5a when it's emf is 2v and internal resistance is 1 ohms calculate it's external resistance
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2. asked by poppy👌🤔
3. 829 views
if a cell supplies a current of 0.5a when it's emf is 2v and internal resistance is 1 ohms calculate it's external resistancea).
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2. asked by poppy👌🤔
3. 443 views
a cell of emf 10v and internal resistance 2ohms is connected in series with an ammeter resistance 0.5ohms and a load of
1. 2 answers
2. asked by benjamin
3. 738 views
FOUR RESISTOR OF RESISTANCE 1ohms,5ohms,3ohms,and 4ohms.are connected In Parallel.calculate The Value Of Resistance
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2. asked by CHIBUIKE
3. 314 views
A battery of em.f 12v and internal resistance r =1.5ohms is connected to an external resistance of 30ohm calculate the potential
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2. asked by Sharon
3. 241 views
A battery of em.f 12v and internal resistance r =1.5ohms is connected to an external resistance of 3ohm calculate the terminal
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2. asked by Sharon
3. 193 views
There are 3 sources of resistance in a parellel circuit. Two of them are rated at 20 ohms, the other at 10 ohms.What is the
1. 3 answers
2. asked by Linda Emory
3. 131 views
cells, each of Emf 2v and internal resistance 0.5ohms are connected in series .they are made to supply current to a combination
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2. asked by James
3. 262 views
2 cells, each of Emf 2v and internal resistance 0.5ohms are connected in series .they are made to supply current to a
1. 1 answer
2. asked by Comrade
3. 304 views