NEET Physics: Electromagnetic Induction — MCQ Test 5

Q6. A coil of 200 turns rotates at 90 rad/s in a 0.04 T field. If the area is 0.015 m², what is the maximum emf?

Q7. A circular loop of radius 9 cm is deformed into a straight wire in a 0.25 T field in 0.4 s. What is the induced emf?

Q8. Two coils are arranged such that their mutual inductance is maximized. What is the most likely orientation of their axes?

Q9. A rod of length 0.3 m moves at 4 m/s in a 0.25 T field perpendicular to its length. What is the induced emf?

Q10. A circular coil of radius 12 cm and 250 turns rotates at 55 rad/s in a 0.025 T field. What is the maximum emf induced?

NEET PhysicsElectromagnetic Induction

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A coil with a ferromagnetic core has higher self-inductance compared to an air-core coil. This is primarily due to what property of the core?

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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 Ferromagnetic, Inductance, Compared, Primarily, Property, and Rectangular.

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 coil with a ferromagnetic core has higher self-inductance compared to an air-core coil. This is primarily due to what property of the core?

  • A. High electrical conductivity
  • B. Low resistance
  • C. High density
  • D. High magnetic permeability

Q2. A loop of 0.5 m × 0.22 m moves out of a 0.7 T field at 1.4 m/s along its longer side. How long does the emf last?

  • A. 0.12 s
  • B. 0.14 s
  • C. 0.16 s
  • D. 0.18 s

Q3. A rectangular loop of sides 20 cm and 8 cm moves out of a 0.45 T field at 1.2 m/s perpendicular to the shorter side. What is the motional emf?

  • A. 0.108 V
  • B. 0.12 V
  • C. 0.14 V
  • D. 0.16 V

Q4. A metal disc rotates in a uniform magnetic field perpendicular to its plane. The induced emf between the center and the rim is due to what?

  • A. Change in magnetic field strength
  • B. Electrostatic induction
  • C. Thermal motion of charges
  • D. Lorentz force on moving charges

Q5. A flat coil rotates in a uniform magnetic field. The induced emf is zero when the plane of the coil is in which position?

  • A. Perpendicular to the field
  • B. At 45° to the field
  • C. Parallel to the field
  • D. At 30° to the field

+ 5 more questions in the actual test

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