NEET Physics: Waves — MCQ Test 13

Q6. A longitudinal wave in a medium has a speed of 1550 m/s and a density of 1200 kg/m³. What is the bulk modulus of the medium?

Q7. What is the key difference between a progressive wave and a standing wave?

Q8. What type of wave is produced when a stone is dropped into a still pond?

Q9. A pipe open at both ends has a length of 0.51 m and a speed of sound of 340 m/s. What is the frequency of its third harmonic?

Q10. A wave is described by \( y(x, t) = 0.06 \sin (30x - 90t) \), where \( x \) and \( y \) are in meters and \( t \) in seconds. What is the wave speed?

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Free MCQ Test 13 of 22

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A longitudinal wave in a medium has a speed of 1500 m/s and a density of 1200 kg/m³. What is the bulk modulus of the medium?

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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 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 Longitudinal, Physical, Formation, Resonates, Fundamental, and Frequency.

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 longitudinal wave in a medium has a speed of 1500 m/s and a density of 1200 kg/m³. What is the bulk modulus of the medium?

  • A. 2.5 × 10⁹ Pa
  • B. 2.6 × 10⁹ Pa
  • C. 2.7 × 10⁹ Pa
  • D. 2.8 × 10⁹ Pa

Q2. What is the physical basis for the formation of beats in sound waves?

  • A. Reflection
  • B. Refraction
  • C. Diffraction
  • D. Superposition

Q3. A pipe closed at one end has a length of 0.25 m and resonates at its fundamental frequency with a speed of sound of 340 m/s. What is the frequency?

  • A. 300 Hz
  • B. 320 Hz
  • C. 340 Hz
  • D. 360 Hz

Q4. What is the significance of the beat frequency when two sound waves interfere?

  • A. Sum of the frequencies
  • B. Average of the frequencies
  • C. Difference in frequencies
  • D. Product of the frequencies

Q5. A longitudinal wave in a medium has a speed of 1700 m/s and a bulk modulus of 2.89 × 10⁹ Pa. What is the density of the medium?

  • A. 900 kg/m³
  • B. 950 kg/m³
  • C. 1000 kg/m³
  • D. 1050 kg/m³

+ 5 more questions in the actual test

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