Electrical Engineering Fundamentals Quiz

What is the ideal flow of charge that does not change in direction with time?

• Alternating Current (AC)

• Direct Current (DC)

• Peak Value

• Root Mean Square/Effective

Which type of current continuously changes in direction with time?

• Average Value

• Peak-to-Peak Value

• Alternating Current (AC)

• Direct Current (DC)

What is the advantage of Alternating Current (AC) in terms of transmission?

• Can be Transformed

• Easier to Generate

• Cheaper

• Can be Transmitted Over Long Distance

What is the largest value reached in a half cycle of an alternating current called?

• Peak Value

• Average Value

• RMS Value

• Peak-to-Peak Value

What is the effective value of an alternating current that will produce the same heating effect as an equivalent direct current?

• Average Value

• Peak Value

• RMS Value

• Peak-to-Peak Value

What is the difference between the maximum and minimum values in a cycle of an alternating current called?

• Peak-to-Peak Value

• RMS Value

• Average Value

• Peak Value

What is the average voltage when a sinusoidal alternating current of 6 amps flows through a resistance of 40Ω?

• 216.2 V

• 169.8 V

• 216.2 V

• 377 V

What is the peak voltage when a sinusoidal alternating current of 6 amps flows through a resistance of 40Ω?

• 339.4 V

• 377 V

• 130.8 V

• 169.8 V

What is the RMS voltage of a sinusoidal waveform Vins= 169.8sin(377t)

• 130.8 V

• 120 V

• 216.2 V

• 377 V

What is the frequency of a sinusoidal waveform? Vins=169.8sin(377t)?

• 377 Hz

• 120 Hz

• 60 Hz

• 754 Hz