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Electric Circuits

Electric Circuits
Coating generally recommended for hard surfacing is

None of these
 copper plating.
 chromium plating.
 lead plating.

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Electric Circuits
If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance?

 60 times.
 20 times.
 Nil.
 200 times.

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Electric Circuits
In the cauer-1 form of LC network---------is series element and --------is shunt element respectively?

 L and L
 C and C
 L and C
 C and L

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Electric Circuits
Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V?

 10 A.
 20 A.
 7 A.
 15 A.

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Electric Circuits
Open circuit voltage of a fully charged lead acid cell is

 2 V.
 2.7 V.
 1.9 V.
 2.5 V.

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Electric Circuits
To find the initial value of a function, the highest power of S in denominator should be ---------- the highest power of S in the numerator.

 both a and c
 greater than
 less than
 equals to

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