ShowPer Page
mho is the unit of?
NETNUST Entry TestPhysicsCurrent Electricity
In which of the following more heat energy is produced?
NETNUST Entry TestPhysicsCurrent Electricity
Value of resistivity of Iron Is
NETNUST Entry TestPhysicsCurrent Electricity
If a magnetic field around a current carrying wire is anti-clockwise then the direction of current flow is
NETNUST Entry TestPhysicsCurrent Electricity
Multiple-choice question
NETNUST Entry TestPhysicsCurrent Electricity
Unit of emf?
NETNUST Entry TestPhysicsCurrent Electricity
Most electric wires are made of copper because copper is:
NETNUST Entry TestPhysicsCurrent Electricity
The best conductor is:
NETNUST Entry TestPhysicsCurrent Electricity
The current in a light bulb rises to a maximum almost at the instant the bulb is turned on the current then decreases. This is because:
NETNUST Entry TestPhysicsCurrent Electricity
A sample of a conductor is said to obey Ohm's law if graph between V and I is:
NETNUST Entry TestPhysicsCurrent Electricity
Mathematical form of Ohm's law is:
NETNUST Entry TestPhysicsCurrent Electricity
The unit of resistance is:
NETNUST Entry TestPhysicsCurrent Electricity
The resistance of a conductor depends upon:
NETNUST Entry TestPhysicsCurrent Electricity
If the resistance of the conductor is increased, then current will:
NETNUST Entry TestPhysicsCurrent Electricity
The practical unit of current is:
NETNUST Entry TestPhysicsCurrent Electricity
During electrolysis process (using $CuSO_{4}$) density of $CuSO_{4}$ solution:
NETNUST Entry TestPhysicsCurrent Electricity
Copper sulphate is dissociated into $Cu^{++}$ and $SO_{4}^{--}$ ions when it is:
NETNUST Entry TestPhysicsCurrent Electricity
The current through a wire is defined as:
NETNUST Entry TestPhysicsCurrent Electricity
The voltmeter usually contains:
NETNUST Entry TestPhysicsCurrent Electricity
The vessel containing the two electrodes and certain liquid is known as:
NETNUST Entry TestPhysicsCurrent Electricity
Electrolysis is the study of conduction of electricity through:
NETNUST Entry TestPhysicsCurrent Electricity
Two dissimilar metals joined at their ends kept at constant temperature constitute:
NETNUST Entry TestPhysicsCurrent Electricity
The magnitude of chemical effects depends upon:
NETNUST Entry TestPhysicsCurrent Electricity
Magnetic effect of current is used:
NETNUST Entry TestPhysicsCurrent Electricity
The strength of magnetic field at certain points around a wire depends upon:
NETNUST Entry TestPhysicsCurrent Electricity