EASY
10th CBSE
IMPORTANT
Earn 100

Describe different ways to induce current in a coil of wire.

Important Questions on Magnetic Effect of Electric Current

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Long Answer Type Questions>Q 24
What do you understand by the terms ‘direct current’ and ‘alternating current’?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Long Answer Type Questions>Q 24
Name some sources of direct current and some of alternating current.
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Long Answer Type Questions>Q 24
State an important advantage of alternating current over direct current.
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Long Answer Type Questions>Q 24
What is the frequency of A.C. supply in India? 
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Multiple Choice Questions (MCQs)>Q 25
A rectangular coil of copper wire is rotated in a magnetic field. The direction of induced current changes once in each:
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Multiple Choice Questions (MCQs)>Q 26
The phenomenon of electromagnetic induction is:
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Multiple Choice Questions (MCQs)>Q 27
The device used for producing electric current is called a:
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 1 Physics>Chapter 2 - Magnetic Effect of Electric Current>Multiple Choice Questions (MCQs)>Q 28
The essential difference between an AC generator and a DC generator is that: