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Sunday, 21 June 2026
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Physics Past Questions and Answers

Topic: Wave motion

Jamb Physics Questions - Wave motion

Question 6:
Which of the following waves can propagate through a vacuum?
  • A High velocity sound waves
  • B Ultrasonic waves
  • C Acoustic waves
  • D Infra-red waves
View Answer & Explanation
Question 7:
The equation of transverse wave traveling along a string is given by Y = 0.3 sin(0.5x - 50t) where Y and X are in cm and t is in seconds.Find the maximum displacement of the particles from the equilibrium position
  • A 50.0cm
  • B 2.5 cm
  • C 0.5cm
  • D 0.3cm
View Answer & Explanation
Question 8:
Which of the following are true about the infra-red radiation? i. it is invisible ii. it is called heat ray iii. its frequency is higher than that of blue light iv. it travels as a transverse wave
  • A I, ii, iii and iv
  • B I, ii, iv only
  • C I, iii, iv only
  • D Ii, iii, iv only
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Question 9:
A radio is operated by eight cells each of e.m.f. 2.0V connected in series. If two of the cells are wrongly connected, the net e.m.f. of the radio is
  • A 8V
  • B 10V
  • C 12V
  • D 16V
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Question 10:
Transverse waves can be distinguished from longitudinal waves using the characteristic of
  • A Diffraction
  • B Refraction
  • C Polarization
  • D Reflection
View Answer & Explanation