NEET Physics: Waves — MCQ Test 6

Q6. A wave \( y = 0.02 \sin (40x - 120t) \) reflects at an open boundary. What is the equation of the reflected wave?

Q7. Why is the speed of sound higher in solids than in liquids?

Q8. Two waves of frequencies 512 Hz and 516 Hz interfere. How many beats are heard in 8 seconds?

Q9. A travelling wave is reflected at a rigid boundary. If the incident wave is \( y = 0.05 \sin (10x - 20t) \), what is the reflected wave equation?

Q10. Why does the amplitude of a standing wave vary along its length?

Q11. In a progressive wave, what is the phase relationship between two points separated by one full wavelength?

Q12. What is the phase difference between two particles separated by half a wavelength in a progressive wave?

Q13. A pipe open at both ends has a length of 0.85 m and resonates with a source of frequency 600 Hz. What is the harmonic number if the speed of sound is 340 m/s?

Q14. A stationary wave on a string is given by \( y = 0.04 \sin (\frac{\pi x}{4}) \cos (80\pi t) \), where \( x \) and \( y \) are in meters and \( t \) in seconds. What is the distance between two consecutive antinodes?

Q15. What is the physical significance of the wave number in a progressive wave?

NEET Physics — Waves

Free MCQ Test 6 of 22

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In a standing wave, what is the relationship between the wavelength and the distance between consecutive antinodes?

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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 15 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

0
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15
Medium
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Key concepts covered in this specific test include Standing, Relationship, Wavelength, Distance, Consecutive, and Antinodes.

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. In a standing wave, what is the relationship between the wavelength and the distance between consecutive antinodes?

  • A. Equal to the wavelength
  • B. Twice the wavelength
  • C. Half the wavelength
  • D. Quarter the wavelength

Q2. A wave \( y = 0.03 \sin (15x - 45t) \) reflects at an open boundary. What is the equation of the reflected wave?

  • A. \( y = -0.03 \sin (15x + 45t) \)
  • B. \( y = 0.03 \sin (15x - 45t) \)
  • C. \( y = 0.03 \sin (15x + 45t) \)
  • D. \( y = -0.03 \sin (15x - 45t) \)

Q3. A wave \( y = 0.05 \sin (12x - 36t) \) reflects at a rigid boundary. What is the equation of the reflected wave?

  • A. \( y = 0.05 \sin (12x + 36t) \)
  • B. \( y = -0.05 \sin (12x - 36t) \)
  • C. \( y = -0.05 \sin (12x + 36t) \)
  • D. \( y = 0.05 \sin (12x - 36t) \)

Q4. A pipe closed at one end has a length of 0.42 m and a speed of sound of 336 m/s. What is the frequency of its second harmonic?

  • A. 400 Hz
  • B. 500 Hz
  • C. 600 Hz
  • D. 700 Hz

Q5. A stationary wave is given by \( y = 0.07 \sin (\frac{\pi x}{5}) \cos (90\pi t) \), where \( x \) and \( y \) are in meters and \( t \) in seconds. What is the distance between two consecutive nodes?

  • A. 2.5 m
  • B. 4 m
  • C. 5 m
  • D. 6 m

+ 10 more questions in the actual test

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