NEET Physics: Magnetism and Matter — MCQ Test 11

Q6. A solenoid with 300 turns per meter carries a current of \( 6 \, \text{A} \). What is the magnetic intensity \( H \) inside?

Q7. A bar magnet with \( m = 2.5 \, \text{A m}^2 \) is at \( 0.5 \, \text{m} \) along its axis. What is \( B \)? (Take \( \mu_0 = 4\pi \times 10^{-7} \, \text{T m A}^{-1} \)).

Q8. A material that enhances the magnetic field inside it significantly when placed in an external field is likely:

Q9. A dipole with \( m = 0.35 \, \text{A m}^2 \) in \( B = 0.9 \, \text{T} \) at \( 30^\circ \) has torque:

Q10. A solenoid produces \( B = 0.9 \, \text{T} \) with a core of \( \mu_r = 300 \) and \( n = 1500 \, \text{m}^{-1} \). What is the current \( I \)? (Take \( \mu_0 = 4\pi \times 10^{-7} \, \text{T m A}^{-1} \)).

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A material that repels a magnet and is repelled by it in return is likely:

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Magnetism and Matter. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Material, Repelled, Magnetic, Positive, External, and Solenoid.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. A material that repels a magnet and is repelled by it in return is likely:

  • A. Paramagnetic
  • B. Ferromagnetic
  • C. Superconductor
  • D. Non-magnetic

Q2. A bar magnet with \( m = 3.0 \, \text{A m}^2 \) is at \( 0.5 \, \text{m} \) along its axis. What is \( B \)? (Take \( \mu_0 = 4\pi \times 10^{-7} \, \text{T m A}^{-1} \)).

  • A. 4.2 × 10⁻⁶ T
  • B. 4.5 × 10⁻⁶ T
  • C. 4.7 × 10⁻⁶ T
  • D. 4.8 × 10⁻⁶ T

Q3. A material with \( B = 0.45 \, \text{T} \) and \( H = 3000 \, \text{A m}^{-1} \) has \( M \): (Take \( \mu_0 = 4\pi \times 10^{-7} \, \text{T m A}^{-1} \)).

  • A. 3.5 × 10⁵ A m⁻¹
  • B. 3.52 × 10⁵ A m⁻¹
  • C. 3.54 × 10⁵ A m⁻¹
  • D. 3.551 × 10⁵ A m⁻¹

Q4. A magnetic dipole of moment \( 0.25 \, \text{A m}^2 \) is in a uniform field of \( 0.5 \, \text{T} \) at \( 30^\circ \). What is the torque on it?

  • A. 0.0625 N m
  • B. 0.075 N m
  • C. 0.085 N m
  • D. 0.1 N m

Q5. Which material has a small positive \( \chi \) and aligns weakly with an external magnetic field?

  • A. Diamagnetic
  • B. Ferromagnetic
  • C. Paramagnetic
  • D. Superconductor

+ 5 more questions in the actual test

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