Electric Circuits and Currents
Every time a fuse melts, you have to
change the wire
change the fuse
replace the plug
replace the circuit breaker
change the fuse
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To control electric current in a circuit, there is used aA. resistor
B. insulator
C. conductor
D. wire
In most of the loudspeakers, electrical signals pass through a
A. magnet
B. wire coil
C. spring
D. resistor
Wires are heated when they carry
A. electrons
B. protons
C. ions
D. photons
Simple circuits have
A. single pin plug
B. double pin plug
C. triple pin plug
D. massive pin plug
For electrolysis to work, used compound should be a
A. insulator
B. conductor
C. metalloid
D. non conductor
Compared to devices having wires, torch bulb does not conduct
A. heat as well as wires
B. electricity as well as wires
C. both a and b
D. electricity as well as energy
Electric companies charge for
A. energy
B. power
C. resistance
D. units
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