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10th CBSE
IMPORTANT
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What is a solenoid?

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 2
Draw a diagram representing the magnetic field around a solenoid, when a direct current flows through it.
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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?
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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. 
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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.
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10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 4
Give four practical uses of electromagnets.
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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.
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10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 5
Draw a circuit diagram for plotting the magnetic field around a circular coil, carrying current.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 5

 State the properties of the magnetic field set up in below circuit.

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