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Electric Circuits

Electric Circuits
In the circuit shown in figure if I1 = 1.5 A, then I2 will be

 1 A.
 2 A.
 0.5 A.
 1.5 A.

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Electric Circuits
Reciprocity condition for h parameters is

 h12 = h21.
 h12 = - h21.
 h12 = h21.
 h11h22 - h21h12 = 0.

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Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 N - 1.
 b - N - 1.
 N.
 b - N + 1.

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Electric Circuits
Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be

 4:1.
 1:1.
 1:2.
 1:8.

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Electric Circuits
A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation?

 5 W.
  64 W.
 1 W.
 10 W.

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Electric Circuits
The plates of lead acid storage battery are most likely to be short circuited if

 sediment collect at the bottom of the battery.
 the electrolyte evaporates.
 too much water is added.
 the battery charged too slowly.

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