Multiple Choice
When we say an appliance "uses up electricity," we really are saying that
A) electron kinetic energy is changed into heat.
B) current disappears.
C) the main power supply voltage is lowered.
D) electrons are taken out of the circuit and put somewhere else.
E) electric charges are dissipated.
Correct Answer:

Verified
Correct Answer:
Verified
Q41: Two charged particles repel each other with
Q42: Two lamps, one with a thick filament
Q43: A circuit is powered with a battery.
Q44: There are electrons in the filament of
Q46: The electrical force between charges depends only
Q47: The current through two identical light bulbs
Q48: The net charge on a charged capacitor
Q49: Particle A has twice the charge of
Q50: An electrical diode is useful for<br>A) voltage
Q58: A wire carrying a current is normally