MEDIUM
10th Maharashtra Board
IMPORTANT
Earn 100

Iron is a conductor of electricity, but when we pick up a piece of iron resting on the ground, why don’t we get an electric shock?

Important Questions on Effects of Electric Current

MEDIUM
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Think about it>Q 1
How can we write mechanical power in a manner similar to electrical power?
EASY
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Find out>Q 1
The right hand thumb rule is called Maxwell’s corkscrew rule. What is the corkscrew rule?
MEDIUM
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Find out>Q 1
Why are carbon brushes used? How do these work? In order to find answers to such questions, visit a nearby workshop and try to understand the construction of an electric motor.
EASY
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Use your brain power!>Q 1
Draw the diagram of a DC generator. Then explain as to how the DC current is obtained.
EASY
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Exercise>Q 1
Tell the odd one out. Give proper explanation.
Fuse wire, bad conductor, rubber gloves, generator.
EASY
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Exercise>Q 1
Tell the odd one out. Give proper explanation.
Voltmeter, ammeter, galvanometer, thermometer.
MEDIUM
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Exercise>Q 1
Tell the odd one out. Give proper explanation.
Loudspeaker, microphone, electric motor, magnet.
MEDIUM
10th Maharashtra Board
IMPORTANT
Science and Technology Standard Ten Part - 1>Chapter 4 - Effects of Electric Current>Exercise>Q 2
Explain the construction and working of the following. Draw a neat diagram and label it.
Electric motor