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Ac circuits assignment 1 Questions With Complete Solutions
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Ac circuits assignment 1 Questions With Complete Solutions
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Ac circuits assignment 1 QuestionsWith Complete Solutions
True or false, the sine wave, waveform or shape is unaffected by
the load that it is supplying to? Correct Answers True
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Is the rms effective, it is the equivalent as a steady dc voltage,
12v RMS AC supply will shine with same brightness when
connected to 12 v DC supply true or false Correct Answers
HH
True
HH
Direct current is current that flows in " what" direction Correct
HH
Answers One direction only
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AC CURRENT is current that "what" Correct Answers
HH
Operates from a voltage source that has a constantly reversing
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polarity
The generator principle is based on the fact that "what" Correct
HH
Answers Voltage can be inducted in a conductor when it is
HH
moved so as to cut magnetic lines of force
Generating a voltage by rotating a cool at a constant rate through
a magnetic field results in a voltage that "what?" Correct
HH
Answers Varies in magnitude, varies in frequency
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If a sine wave has 60 cycles in one second, what is its
frequency? Correct Answers 60 hz
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, The period of an Ac waveform is "what?" Correct Answers
HH
The time required to produce one complete cycle
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What is the peak voltage of a sine wave that has an rms of 48 v?
Correct Answers 68v
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48 X square root of 2 not "3" because question says it is not a
three phase
Alternating current is more generally used than direct current
because ? Correct Answers Voltage can easily be changed in a
HH HH
transformer
main advantage of ac current? Correct Answers voltage and
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current can be modified to change values by use of transformer
Rms voltage is also known as "what"? Correct Answers
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Effective voltage
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define wavelength Correct Answers distance the radiating field
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or signal can travel during one cycle of alternating voltage
how many degrees in a single cycle of a ac waveform? Correct HH
Answers 360
HH
define frequency? Correct Answers cycles per one second
HH HH
define period Correct Answers amount of time it takes to
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complete one cycle
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