Target Exam

CUET

Subject

Physics

Chapter

Magnetism and Matter

Question:

Which of the following properties are desired in materials for permanent magnets?

(A) High retentivity
(B) High coercivity
(C) High permeability
(D) low permeability

Choose the correct answer from the options given below:

Options:

(A) and (D) only

(B) and (C) only

(A), (B) and (C) only

(A) and (C) only

Correct Answer:

(A), (B) and (C) only

Explanation:

The correct answer is Option (3) → (A), (B) and (C) only

(A) High retentivity
(B) High coercivity
(C) High permeability