Q19
1 markMCQSection A

Assertion (A) : The pattern of the magnetic field of a solenoid carrying a current is similar to that of a bar magnet.

Reason (R) : The pattern of the magnetic field around a current carrying conductor is independent of the shape of the conductor.

Magnetic Effects of Electric Current
Magnetic Field due to a Current in a Solenoid

Options

(A)Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
(B)Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
(C)Assertion (A) is true, but Reason (R) is false.
(D)Assertion (A) is false, but Reason (R) is true.
Official Answer

The pattern of the magnetic field of a solenoid carrying a current is similar to that of a bar magnet. However, the pattern of the magnetic field around a current carrying conductor depends on the shape of the conductor.

solenoidbar magnetmagnetic field

Marking Scheme

  • 11 mark

Hint

Recall the pattern of the magnetic field of a solenoid carrying a current and that of a bar magnet.

Quick Oral Answer

The pattern of the magnetic field of a solenoid carrying a current is similar to that of a bar magnet. However, the pattern of the magnetic field around a current carrying conductor depends on the shape of the conductor.

Analysis & Explanation

The assertion is true as the pattern of the magnetic field of a solenoid carrying a current is similar to that of a bar magnet. However, the reason is false as the pattern of the magnetic field around a current carrying conductor depends on the shape of the conductor.

Common Mistakes

  1. 1thinking that the pattern of the magnetic field around a current carrying conductor is independent of the shape of the conductor

Interesting Facts

The pattern of the magnetic field of a solenoid carrying a current is similar to that of a bar magnet.

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Frequently Asked Questions

How many marks does this question carry in CBSE Class 10 Science 2025?

This question carries 1 mark in the CBSE Class 10 Science 2025 examination.

Which chapter does this question come from in Science?

This question is from the chapter "Magnetic Effects of Electric Current" in the CBSE Class 10 Science syllabus.

What topic does this question cover in Science?

This question covers the topic "Magnetic Field due to a Current in a Solenoid" from CBSE Class 10 Science.

What type of question is this in the CBSE Class 10 Science 2025 paper?

This is a MCQ question from Section A in the CBSE Class 10 Science 2025 paper.