JAMB and WAEC Physics questions: Waves

31 questions with answers and explanations. Tap an option to check yourself.

1. Question 21· Waves· WAEC

   The spreading of waves round the edge of an obstacle is called

   • Ainterference
   • Brefraction
   • Creflection
   • Ddiffraction

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2. Question 22· Waves· JAMB

   

   The wave shown in the diagram has a frequency of 5 Hz. Find its speed.

   • A0.25 m/s
   • B2.0 m/s
   • C1.0 m/s
   • D100 m/s

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3. Question 23· Waves· JAMB

   A steady interference pattern can only be produced by sources that are

   • Afar apart
   • Bvery loud
   • Ccoherent
   • Dmoving

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4. Question 24· Waves· WAEC

   The period of a wave with frequency 25 Hz is

   • A0.04 s
   • B25 s
   • C0.4 s
   • D4 s

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5. Question 25· Waves· JAMB

   A wave of frequency 50 Hz has a wavelength of 4 m. Its speed is:

   • A200 m/s
   • B54 m/s
   • C12.5 m/s
   • D0.08 m/s

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6. Question 26· Waves· WAEC

   In a longitudinal wave, the particles of the medium vibrate

   • Aat right angles to the direction of travel
   • Balong the direction of travel of the wave
   • Cin circles
   • Dnot at all

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7. Question 27· Waves· WAEC

   A wave has a frequency of 50 Hz and a wavelength of 4 m. Its speed is

   • A12.5 m/s
   • B0.08 m/s
   • C54 m/s
   • D200 m/s

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   Explanation and discussion

8. Question 28· Waves· JAMB

   A wave of wavelength 0.5 m travels at 340 m/s. Find its frequency.

   • A340.5 Hz
   • B170 Hz
   • C680 Hz
   • D0.0015 Hz

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9. Question 29· Waves· WAEC

   Which of these waves is longitudinal?

   • Asound in air
   • Blight
   • Cradio waves
   • DX-rays

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10. Question 30· Waves· JAMB

    The distance between two successive compressions of a sound wave is

    • Athe frequency
    • Bhalf a wavelength
    • Cthe amplitude
    • Done wavelength

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11. Question 31· Waves· JAMB

    A wave has a period of 0.02 s. Find its frequency.

    • A20 Hz
    • B0.02 Hz
    • C50 Hz
    • D200 Hz

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    Explanation and discussion