by Sunday | Sep 1 | Physics WAEC
i. A vibrating tuning fork held near the end of a resonance tube closed at one end. ii. A string tightly stretched between two points and plucked at its middle. iii. The tuning fork vibrating in air A. i only B. ii only C. i and ii only D. ii and iii only E. i, ii and...
by Sunday | Sep 1 | Physics WAEC
A. 540.0ms−¹ B. 333.3ms−¹ C. 270.0ms−¹ D. 166.7ms−¹ E. 83.3ms−¹ Correct Answer: Option B – 333.3ms−¹ Explanation V = 2x/t=2×300/1.8 = 333.33ms−¹
by Sunday | Sep 1 | Physics WAEC
A. the two-point, A and B are in phase B. distance AB is half the wavelength of the wave C. AC and BD are the amplitude of the wave D. the two points A and B represents the wave crests E. the wave has four crests Correct Answer: Option A – the two-point, A and B...
by Sunday | Sep 1 | Physics WAEC
A. the pressure is reduced B. the sound waves are pumped out C. the waves are absorbed in the inner walls D. There is no more material medium E. the air is disturbed Correct Answer: Option D – There is no more material...
by Sunday | Sep 1 | Physics WAEC
A. random B. rational C. vibratory D. translational E. circular Correct Answer: Option C – vibratory
by Sunday | Sep 1 | Physics WAEC
i. A wavefront is a line which contains all particles whose vibration are in phase. ii. The direction of propagation of a wave is the link drawn parallel to the wavefront. iii. A wavefront is a circle which is common to particles that are in the same state of...
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