EASY
10th CBSE
IMPORTANT
Earn 100

State the magnitude of the maximum angle through which the magnetic needle will turn.
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Important Questions on Magnetic Effects of Electric Current

MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 1

What will be your observation, if the current is reversed in the conductor?

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MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 2
What is a solenoid?
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 2
Draw a diagram representing the magnetic field around a solenoid, when a direct current flows through it.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 2
How will you find the magnetic polarity at the ends of a solenoid, without using a magnetic needle?
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 3
Describe the construction and working of an electromagnet. 
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 3
Mention the factors which determine the strength of an electromagnet.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 4
Give four practical uses of electromagnets.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 4
Give four differences between a permanent magnet and an electromagnet.