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The wave phenomenon demonstrated in the diagram above is?

A. reflection
B. deflection
C. diffraction
D. refraction

View Answer & Discuss (1) JAMB 2009

If a light wave has a wavelength of 500nm in air what is the frequency of the wave?
[c = 3 x 10\(^8\) ms-1]

A. 3.0 x 10¹⁴ Hz
B. 6.0 x 10¹⁴ Hz
C. 6.0 x 10¹² Hz
D. 2.5 x 10¹⁴ Hz

View Answer & Discuss (7) JAMB 2009

Ripples on water and light waves are similar because both?

A. have the same frequency
B. can be refracted and diffracted
C. are longitudinal waves
D. have the same velocity

View Answer & Discuss (12) JAMB 1997

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Which of the following statements about the electromagnetic waves is correct?

A. radio waves have longer frequencies than x-rays
B. x-rays have the longest wavelength
C. some of the waves travel at 3.0 x 10⁸ms^-1
D. white light occupies a region beyond ultraviolet rays

View Answer & Discuss (8) WAEC 2011

A progressive wave is represented by \( y = 10 \text{Sin} (1000\pi t - \frac{\pi x}{34}) \) . two layers of the wave separated by 153cm have a phase difference of?

A. 270⁰
B. 45⁰
C. 90⁰
D. 180⁰
E. No Correct Option

View Answer & Discuss (14) JAMB 2009

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