Electric power is related to
A) current in component
B) potential difference
C) electrical resistance
D) both A and B
Correct Answer:
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Q13: A wave of frequency 1 GHz has
Q14: Semiconductors have electron number density of order{{}}
A)10
Q15: A straight line symbol shows the
A)fuse
B)diode
C)connecting lead
D)switch
Q16: Rate of flow of electric charge is
A)electric
Q17: instrument which transfers energy to electric charges
Q19: If a current of 1 A passes
Q20: Energy transferred per unit charge is
A)e.m.f
B)current
C)potential difference
D)conventional
Q21: Current in a circuit when a charge
Q22: Electrons which are free to move around
Q23: Number of conduction electrons per unit volume
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