HARD
10th ICSE
IMPORTANT
Earn 100

Draw a labelled diagram of a d.c. motor.

Important Questions on Electro-Magnetism

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(B)>Q 10
What energy conversion does take place during the working of a dc motor?
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(B)>Q 11
State two ways by which the speed of rotation of an electric motor can be increased.
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(B)>Q 12
Name two appliances in which an electric motor is used.
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(B)>Q 1
In an electric motor, the energy transformation is :
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(C)>Q 1
What is electromagnetic induction?
HARD
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(C)>Q 1
Describe one experiment to demonstrate the phenomenon of electromagnetic induction.
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(C)>Q 2
State Faraday’s laws of electromagnetic induction.
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 10 - Electro-Magnetism>EXERCISE-10(C)>Q 3
State two factors on which the magnitude of induced e.m.f. depend.