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Current Electricity

Current Electricity
Two resistances Rl and Ri are connected in series across the voltage source where Rl > Ri. The largest drop will be across

Rl
None of them
Either Rl or Ri
Ri

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Current Electricity
The current in the circuit having constant resistance is tripled. The power increases

1/9 times
9 times
1/3 times
3 times

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Current Electricity
No current flow between two charged bodies if they have same

Capacity
None of the listed here
Potential
Charge

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Current Electricity
Which of the following statement is true both for a series and a parallel D.C. circuit?

Elements have individual currents
Voltages are additive
Currents are additive
Power are additive

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Current Electricity
International ohm is defined in terms of the resistance of

A column of mercury
A cube of copper
A cube of carbon
The unit length of wire

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Current Electricity
A resistance having rating 10 ohms , 10 W is likely to be a

Metallic resistor
Wire wound resistor
Variable resistor
Carbon resistor

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