As frequency decreases in a parallel RL circuit the impedance also decreases. Tr

V = IR

= 250 x 10^-6 x 100 x 10^3

= 250 x 100 x 10^(-6+3)

= 250 x 100 x 10^-3

= 25 x 1000 x 10^-3

= 25 x 10^3 x 10^-3

= 25 x 10^0

= 25 x 1 [Anything power 0 is 1]

= 25 volts.

5. The power is ___ if 200 J of energy are used in 10 s.
Options
A. 2 W
B. 5 W
C. 20 W
D. 50 W

Discuss

Correct Answer: 20 W

6. The current lags the source voltage in a series RL circuit.
Options
A. True
B. False

Discuss

Correct Answer: True

7.
The circuit in the given circuit is a low-pass filter.
Options
A. True
B. False

Discuss

Correct Answer: True

8.
The impedance of the circuit in the given circuit is 110 Ω .
Options
A. True
B. False

Discuss

Correct Answer: False

9. If Y = 20 mS, then Z = 20.
Options
A. True
B. False

Discuss

Correct Answer: False

10. For series ac circuits containing both resistance and inductive reactance, total opposition to current can be found by simply adding ohmic values or oppositions to current.
Options
A. True
B. False

Discuss

Correct Answer: False

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As frequency decreases in a parallel RL circuit the impedance also decreases.

RL Circuits problems

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