EASY
10th Madhya Pradesh Board
IMPORTANT
Earn 100

List two methods of producing magnetic field.

Important Questions on Magnetic Effects of Electric Current

EASY
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>QUESTIONS>Q 1
Why does a compass needle get deflected when brought near a bar magnet?
MEDIUM
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>QUESTIONS>Q 1
Consider a circular loop of wire lying in the plane of the table. Let the current pass through the loop clockwise. Apply the right-hand rule to find out the direction of the magnetic field inside and outside the loop:
EASY
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 9
When is the force experienced by a current-carrying conductor placed in a magnetic field largest?
EASY
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 14
Two circular coils A and B are placed closed to each other. If the current in the coil A is changed, will some current be induced in the coil B? Give reason.
MEDIUM
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 15

State the rule to determine the direction of a magnetic field produced around a straight conductor carrying current.

EASY
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 15

State the rule to determine the direction of a force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it.

MEDIUM
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 15

State the rule to determine the direction of a current induced in a coil due to its rotation in a magnetic field.

EASY
10th Madhya Pradesh Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 18
What is the function of an earth wire? Why is it necessary to earth metallic appliances?