EASY
10th CBSE
IMPORTANT
Earn 100
State the value of potential difference between the live wire and the neutral wire in our country.
Important Questions on Magnetic Effects of Electric Current
EASY
10th CBSE
IMPORTANT
State the difference between the wires used in the element of an electric heater and in a fuse.
EASY
10th CBSE
IMPORTANT
Mention the angle between a current carrying conductor and magnetic field for which the force experienced by this current carrying conductor placed in magnetic field is maximum.
EASY
10th CBSE
IMPORTANT
All the household appliances are connected in parallel. List two advantages of this type of arrangement.
MEDIUM
10th CBSE
IMPORTANT
A compass needle is placed near a current carrying wire. State your observation for the following cases and give reason for the same:
a. Electric current in the wire is increased.
b. The compass needle is moved away from the wire.
MEDIUM
10th CBSE
IMPORTANT
Write the answers for the questions given below.
a. Explain the function of the earth wire.
b. Why is it necessary to earth the metallic appliances?
MEDIUM
10th CBSE
IMPORTANT
Write the difference between direct current and alternating current.
EASY
10th CBSE
IMPORTANT
Which one of the two types of current is mostly produced in power stations in our country?
EASY
10th CBSE
IMPORTANT
Name one device which provides alternating current.
