An inductive coil connected to a 200 V, 50 Hz AC supply with 10 A curr – McqOptions

MCQOPTIONS

1.	An inductive coil connected to a 200 V, 50 Hz AC supply with 10 A current flowing through it dissipates 1000 W. The value of the impedance Z and Reactance XL are respectively ____________
A.	10 and 15
B.	20 and 17.3
C.	17.3 and 20
D.	15 and 10
Answer» C. 17.3 and 20

Discussion

No Comment Found

Related MCQs

12, 1 H inductors are used as edge to form a cube. The inductance between two diagonally opposite corners of the cube is ____________
A rectifier type AC voltmeter consists of a series resistance R, an ideal full-wave rectifier bridge and a PMMC instrument. A DC current of 1 mA produces a full-scale deflection of the instrument. The resistance of the instrument is 100 . A voltage of 100 V (rms) is applied to the input terminals. The value of R required is?
An inductive coil connected to a 200 V, 50 Hz AC supply with 10 A current flowing through it dissipates 1000 W. The value of the impedance Z and Reactance XL are respectively ____________
An inductive coil connected to a 200 V, 50 Hz AC supply with 10 A current flowing through it dissipates 1000 W. Which of the following will have least value?
A voltage waveform V (t) = 12t2 is applied across a 1 H inductor for t 0, with initial current through it being 0. The current through the inductor for t greater than 0 is ___________