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ELECTRIC CIRCUITS

Electric Circuits
Which of the following is not equivalent to watts?

 Ampere-volts.
 Joules per second.
 Amperes/volt.
 Ampere2 – Ohm.

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Electric Circuits
Three parallel resistive branches are connected across a DC supply. The ratio of the branch resistances are given as R1:R2:R3 :: 2:4:6. The ratio of the branch currents is

 6:3:2.
 2:4:6.
 6:4:2.
 2:3:6.

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Electric Circuits
Four resistances 80 Ohm, 50 Ohm, 25 Ohm and R are connected in parallel. Current through 25 Ohm resistance is 4A. Total current of supply is 10A. The value of R will be

 66.66.
 36.36.
 40.25.
 76.66.

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Electric Circuits
The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is

 1 A.
 2 A.
 4 A.
 0 A.

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Electric Circuits
Cells are connected in parallel in order to increase

 life of the cells.
 efficiency.
 voltage rating.
 current capacity.

ANSWER DOWNLOAD EXAMIANS APP
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