MEDIUM
7th ICSE
IMPORTANT
Earn 100

What is a magnetic compass? State its use.

Important Questions on Electricity and Magnetism

EASY
7th ICSE
IMPORTANT
Explain the meaning of the term magnetic field?
EASY
7th ICSE
IMPORTANT
Name the material of an electromagnet?
MEDIUM
7th ICSE
IMPORTANT
Draw a labelled diagram to make a soft iron bar as an electromagnet. Describe in steps the procedure ?
MEDIUM
7th ICSE
IMPORTANT
You are given a U shaped soft iron piece, insulated copper wire and a battery. Draw a circuit diagram to make a horse shoe electromagnet ?
MEDIUM
7th ICSE
IMPORTANT
Name two factors on which the strength of magnetic field of an electromagnet depends?
MEDIUM
7th ICSE
IMPORTANT
State two ways by which the strength of magnetic field of an electromagnet can be increased?
EASY
7th ICSE
IMPORTANT
State two common uses of electromagnets?