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Electric Circuits

Electric Circuits
What will be the rms value of rectangular wave with amplitude 10 V?

 5√2 V.
 11.2 V.
 7.7 V.
 10 V.

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 2.5 A.
 2 A.
 1 A.
 4 A.

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Electric Circuits
Which field is associated with the capacitor?

 None of above.
 Electric.
 Both of (A) and (B).
 Magnetic.

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Electric Circuits
Which of following capacitors has relatively shorter shelf life?

 Paper.
 Glass.
 Electrolytic.
 both (B) and (C) above.

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Electric Circuits
Active materials of a lead acid cell are

 dilute H2SO4.
 all of above.
 lead peroxide.
 spongy lead.

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Electric Circuits
A 60 Hz frequency voltage would cause a bulb to turn on and off

 60 times per second.
 70 times per second.
 80 times per second.
 120 times per second.

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