The
electric charge between two bodies can be produced by………………….
a) sticking
b) rubbing
c) passing AC current
d) oiling
The
charges produced on objects by rubbing them together or by pressing and pulling
them apart, are called…….
a) static charge
b) moving charge
c) silent charge
d) all of these
The phenomenon of producing static charges on objects is called……….
a) static charge
b) moving charge
c) static electricity
d) silent charge
Which of the following is caused by static electricity?
a) a stove getting hot when it is turned on
b) a magnet being attracted to a refrigerator
c) a light bulb coming on when a switch is turned on
d) a lightning strike during a storm
A device which
is used for removing unwanted solid or liquid particles from gases by the
application of principle of electrostatics, is called…………
a) electrostatic precipitator
b) electrostatic participation
c) electrostatic perception
d) electrostatic position
The electric current which flows in one direction only, is called………..
a) direct current
b) alternative current
c) both a and b
d) none of these
