The property of a conductor to resist the flow of charges through it is called
Resistance
Rheostat
Commutator
Voltage
Which of the following is the process by which an object is connected to earth so as to neutralize its charge?
Conducting
Insulating
Earthing
Heating
Which of the following has smallest resistance
Silver
Gold
Copper
Aluminium
Unit of resistance is
Volt
Ohm
Ampere
Watt
The unit of electric current is
Coulomb
Which of the following is transferred from one substance to another, when two things are rubbed together?
Electrons
Protons
Neutrons
Positrons
An LED can emit
Red light
Yellow light
Green light
( A ), ( B ) or (C)
Which of the following is an instrument used to detect the presence of static electricity?
Telescope
Electroscope
Galvanometer
Ammeter
The potential difference or voltage between two points in a circuit is measured by
Volt meter
The electricity produced on rubbing is called
Current electricity
Static electricity
Induced electricity
All the above
