NEET Physics: Electromagnetic Induction — MCQ Test 8

Q6. A solenoid of 950 turns/m and area 0.016 m² has \( \mu_r = 1 \). What is its self-inductance? (\( \mu_0 = 4\pi \times 10^{-7} \, \text{H/m} \))

Q7. A coil with \( L = 0.25 \, \text{H} \) has its current increased from 0 to 4 A in 0.4 s. What is the energy stored?

Q8. A conducting rod is rotated about one end in a uniform magnetic field. The emf induced between the ends is due to what fundamental effect?

Q9. A solenoid with mutual inductance 0.18 H has a current change of 5 A/s in the primary coil. What is the induced emf in the secondary coil?

Q10. A coil of self-inductance 1.5 H has its current decreased from 7 A to 4 A in 0.3 s. What is the magnitude of the induced emf?

NEET PhysicsElectromagnetic Induction

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A solenoid of 300 turns and length 0.6 m induces an emf of 0.9 V in a nearby coil when its current changes from 1 A to 3 A in 0.3 s. What is the mutual inductance?

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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 Electromagnetic Induction. 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 Solenoid, Inductance, Rectangular, Perpendicular, Motional, and Increased.

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 solenoid of 300 turns and length 0.6 m induces an emf of 0.9 V in a nearby coil when its current changes from 1 A to 3 A in 0.3 s. What is the mutual inductance?

  • A. 0.135 H
  • B. 0.15 H
  • C. 0.18 H
  • D. 0.2 H

Q2. A rectangular loop of sides 45 cm and 25 cm moves out of a 1.0 T field at 0.8 m/s perpendicular to the longer side. What is the motional emf?

  • A. 0.2 V
  • B. 0.25 V
  • C. 0.3 V
  • D. 0.35 V

Q3. A solenoid of 400 turns per meter and area 0.015 m² has a current drop from 5 A to 2 A in 0.3 s. What is the self-induced emf? (\( \mu_0 = 4\pi \times 10^{-7} \, \text{H/m} \))

  • A. 0.02 V
  • B. 0.03 V
  • C. 0.04 V
  • D. 0.05 V

Q4. A rectangular loop of sides 12 cm and 4 cm moves out of a 0.35 T field at 2 m/s perpendicular to the longer side. What is the motional emf?

  • A. 0.028 V
  • B. 0.032 V
  • C. 0.036 V
  • D. 0.04 V

Q5. A coil of 100 turns and area 0.03 m² is in a 0.08 T field that drops to zero in 0.2 s. What is the induced emf?

  • A. 0.8 V
  • B. 1.0 V
  • C. 1.2 V
  • D. 1.4 V

+ 5 more questions in the actual test

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