NEET Physics: Electromagnetic Waves — MCQ Test 16

Q6. What is one technological importance of electromagnetic waves mentioned in the document?

Q7. In electromagnetic theory, what fundamental principle allows electromagnetic waves to sustain their propagation in vacuum without energy loss?

Q8. What is the primary source of infrared waves mentioned in the document?

Q9. Why does the depletion of the ozone layer pose a significant health risk?

Q10. An electromagnetic wave in vacuum has a wavelength of \( 15 \, \text{m} \). What is its frequency? (Given \( c = 3 \times 10^8 \, \text{m/s} \))

NEET PhysicsElectromagnetic Waves

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What does the Ampere-Maxwell law relate in Maxwell's equations?

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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 Waves. 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 Equations, Document, Magnetic, Monopoles, Specific, and Property.

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. What does the Ampere-Maxwell law relate in Maxwell's equations?

  • A. Magnetic field to conduction and displacement currents
  • B. Electric field to magnetic flux
  • C. Magnetic field to charge
  • D. Electric field to conduction current only

Q2. What is a common method to detect gamma rays as per the document?

  • A. Photocells
  • B. Thermopiles
  • C. Geiger tubes
  • D. Receiver's aerials

Q3. Why does the absence of magnetic monopoles imply a specific property about magnetic field lines?

  • A. Magnetic field lines form closed loops
  • B. Magnetic field lines are always straight
  • C. Magnetic field lines can diverge indefinitely
  • D. Magnetic field lines originate from currents

Q4. What role does the displacement current play in a region where there is no conduction current?

  • A. It acts as a source of magnetic field
  • B. It cancels electric fields
  • C. It produces conduction current
  • D. It eliminates magnetic fields

Q5. Why are gamma rays used in medical applications to treat cancer?

  • A. They heat tissues
  • B. They emit visible light
  • C. They destroy cancer cells
  • D. They enhance cell growth

+ 5 more questions in the actual test

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