Question

Question 6 (1 point)

The derivative of a sine wave is a maximum at the peak amplitude of the waveform.

Question 6 options:

	True
	False

Save

Question 7 (1 point)

The voltage across an inductor leads the current through it by 90%.

Question 7 options:

	True
	False

Save

Question 8 (1 point)

The length of a phasor is called the modulus or magnitude.

Question 8 options:

	True
	False

Save

Question 9 (1 point)

Which one of the following values is equivalent to (5 + j3)(4 - j6)?

Question 9 options:

A)

38 - j18

B)

38 + j18

C)

2 - j18

D)

2 + j18

Save

Question 10 (1 point)

How much power is dissipated by an R-L-C network if the current through it is i = 10 sin(γt+ 30degree) and the voltage across it is v = 50 sin(γt - 20 degree)

Question 10 options:

A)

161 W

B)

250 W

C)

500 W

D)

246 W

Answer 1