EASY
10th ICSE
IMPORTANT
Earn 100

State factors on which strength of magnetic field of a current carrying solenoid depends.

Important Questions on Electromagnetism

MEDIUM
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 16

Mark the north and south poles in the solenoid given in the following figure.

Question Image

EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 17
A solenoid of length l has total number of turns n. Another similar solenoid of length 2l has total number of turns 3n. If the same current is passed in both coils, what would be the ratio of their magnetic fields?
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 18
Draw the pattern of magnetic lines of force due to a long solenoid.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 19
What happens when a soft iron core is inserted in a current carrying solenoid?
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 20
What is electromagnet? Write any four uses of electromagnet.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 21
Describe I-shaped electromagnet.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 22
Describe U-shaped electromagnet.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 10 - Electromagnetism>QUESTIONS>Q 23
How is a electromagnet better than a permanent magnet? Explain.