Atoms have same number of
The volume control regulator in a CD receiver, radio and amplifier also use
Maglev trains float on the track because of
Another gas, that is used as replacement of argon is known as
Ammeter can be connected anywhere because current is
1000mA of current is equal to
Resistance is the friction in an electrical circuit that controls the flow of
Electrolyte contains a compound of
Energy is equal to
A material which gains electrons, becomes
The wires used in the main supply system are
The electricity which involves in attraction is known as
For electrolysis to work, used compound should be a
The scientist realized that the electric current produces
An example of insulator is
The state of the compound being electrolyzed should be
To prevent overload and overheating of wires
The magnetic field of the coil and the permanent magnet
Electricity is required to
A block of impure copper is used as
Friction can cause transfer of
A doorbell and electric bell use
The negative electrode of the electrolytic cell is known as
Overloading in power sockets can cause them to
If a hair drier uses a current of 2A but we fit 1A fuse in it. The fuse will
On track magnetic levitation trains
The electrons move from
Materials that are insulators when cold and conductors when hot are known as
Materials that do not allow electrons to flow through them are known as
Short circuit occurs when the current takes up
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