The number of electrons delivered daily to an average American home by an average power utility in the mid 1980s was
A) zero.
B) 110.
C) 220.
D) billions of billions.
E) none of these
Correct Answer:
Verified
Q20: Which statement is correct?
A)Charge flows in a
Q21: An electrical diode is useful for
A)storing electrical
Q22: On some early automobiles both headlights went
Q23: A 100-Watt lamp glows brighter than a
Q24: A circuit breaker often serves the same
Q26: Two lamps,one with a thick filament and
Q27: In an electric circuit,the safety fuse is
Q28: A capacitor is useful in
A)boosting the energy
Q29: A capacitor is used to store
A)both charge
Q30: There are electrons in the filament of
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