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# SSC JE EE: Basic Electrical and Network Theory Booster Quiz -9

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Question 1

The voltage and current equation can be expanded as

v(t) = 4 + 5 sin (ωt) + 10 sin (3ωt - 30°) V

i(t) = 3 + 6 sin (ωt + 60°) + 12 sin (3ωt + 30°) A

The average power will be:

Question 2

What will be the cross-sectional area (in sq. m) of an 18 m long cylindrical wire when the resistivity of the wire is 0.67 ohm-meter and the resistance of the wire is 12 ohms?

Question 3

What is the power factor of the circuit when a current of 8A flows in the circuit when 100V DC is applied to it whereas it takes 125V AC to produce the same current?

Question 4

Which of the following statement as CORRECT?

Question 5

What will be the equivalent resistance (in ohms) between the points x and y for the given electrical network?

Question 6

For the given circuit below find out the equivalent resistance or Thevenin resistance across the terminal A & B.

Question 7

The given graph represents

Question 8

The unit of volume resistivity is derived by using which of the following units relation?

Question 9

There are 3 lamps 40 W, 100 W and 60 W. To realise the full rated power of the lamps they are to be connected in:

Question 10

Find the strength of the magnetic field in a conductor 0.5 m long moving with a velocity of 10 m/s, inducing an emf of 20V.
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