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The line that draws power supply to your house from street
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Mar 20, 2022
in
12th Physics
by
varun
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6.7k
points)
The line that draws power supply to your house from street has
Options:
(a) zero average current.
(b) 220 V average voltage.
(c) voltage and current out of phase by 90°.
(d) voltage and current possibly differing in phase φ such that `|φ|< pi/2`.
marks2
chapter7
#mcq
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