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Electric Circuits

Electric Circuits
A 6 V lead acid battery has an internal resistance of 0.01 Ω. How much current will flow when the battery is short circuited?

 100 A.
 6 A.
 600 A.
 1 A.

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Electric Circuits
If all the elements in a particular network are linear, then the superposition theorem would hold, when the excitation is

 An Impulse
 AC only
 Either AC or DC
 DC only

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Electric Circuits
From the circuit diagram shown in question 1 find the maximum power transferred to the load.

 1.875 W.
 9 W.
 4.547 W.
 15.247 W.

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Electric Circuits
In above question, determine the current if E = 100 V, R = 20Ω, R1 = 10 Ω and L = 2 H at 0.5 sec after short circuit.

 6.98.
 9.59.
 - 6.28.
 - 9.59.

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Electric Circuits
When power factor angle is constant, then shape of the current locus is

 straight line.
 circle.
 semi circle.
 triangle.

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Electric Circuits
Power factor can be defined as

 both option B and C.
 cosine of angle between voltage and current.
 ratio of resistance versus impedance.
 sine of voltage and current.

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