MEDIUM
10th CBSE
IMPORTANT
Earn 100

Draw magnetic field lines due to a current-carrying circular loop?

Important Questions on Magnetic Effects Of Electric Current

EASY
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 4

What is an electromagnet?

MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 5
On what factors, the strength of an electromagnet depends?
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 6
Differentiate between a solenoid and electromagnet.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 1
What is an electric motor?
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 2
If north pole of a magnet is brought near a coil, what is the direction of induced current in the coil as seen by an observer on the side of the magnet?
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 3
The frequency of AC is 50 Hz. How many times will it become zero in one second?
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 4
What is the role of slip rings in a dynamo?
EASY
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 2 - Magnetic Effects Of Electric Current>Test Yourself>Q 5
Name the energy transformation taking place in a motor.