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Electric Circuits

Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 5.77.
 2.36.
 1.92.
 4.71.

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Electric Circuits
In foster 1 form 1st element is

 both.
 inductor.
 capacitor.
 none.

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Electric Circuits
Final value theorem is not applicable for which of the following?

 stable systems
 Both 2 and 3
 unstable systems
 marginally stable systems

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Electric Circuits
The unit of electric displacement vector is

 C/m.
 C - m.
 Ampere-m.
 C/m2.

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Electric Circuits
Fall time is the time required for a pulse to decrease from 90 to ________% if its maximum values

 15
 10
 20
 5

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Electric Circuits
i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ?

 Only (1).
 Both (1) and (2).
 None of these.
 Only (2).

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