MEDIUM
10th ICSE
IMPORTANT
Earn 100

Mark the north and south poles in the solenoid given in the following figure.

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Important Questions on Electromagnetism

EASY
10th ICSE
IMPORTANT
What is electromagnet? Write any four uses of electromagnet.
MEDIUM
10th ICSE
IMPORTANT
What is demagnetisation? Mention the causes of demagnetisation.
MEDIUM
10th ICSE
IMPORTANT
Write formula for the force on a current carrying conductor placed in a magnetic field.
MEDIUM
10th ICSE
IMPORTANT
A current carrying conductor is placed in a magnetic field parallel to the direction of field. Is there any force acting on the conductor? Explain.
MEDIUM
10th ICSE
IMPORTANT
A current carrying conductor is placed in a magnetic field perpendicular to the direction of field. Is there any force acting on the conductor? Explain.
HARD
10th ICSE
IMPORTANT
Describe the working of a suspended type galvanometer.
MEDIUM
10th ICSE
IMPORTANT
Describe the principle and working of a d.c motor.
HARD
10th ICSE
IMPORTANT

Describe the principle and working of a d.c. motor. Label each part of this motor and state three factors that increase the speed the motor.