by Sunday | Aug 28 | Physics WAEC
A. Red, orange and yellow only B. Infra-red, ultraviolet and blue only C. Indigo and green only D. Violet and red only E. Ultraviolet and infra-red only Correct Answer: Option E – Ultraviolet and infra-red only
by Sunday | Aug 28 | Physics WAEC
A. 250W B. 125W C. 50W D. 35.4W E. 12.5W Correct Answer: Option A – 250W Explanation P = I²R = 25×10 = 250W
by Sunday | Aug 28 | Physics WAEC
A. 10/3π B. 5/2 π C. 4/5 π D. 2/3 π E. π/3 Correct Answer: Option C – 4/5 π Explanation Phase difference = 2πx/λ = 2π×20/50 = 4/5π
by Sunday | Aug 28 | Physics WAEC
A. The pitch of a note depends on the frequency of the vibrating source B. The loudness of a note depends on its intensity C. The velocity of sound in air does not depend on the intensity of the note producing it D. The overtones present in a note determine its...
by Sunday | Aug 28 | Physics WAEC
A pipe open at both ends, produces a fundamental note. If the velocity of sound in air is V and L the length of the pipe, which of the following expresses the frequency of the note? Neglect end correction A. 2V/L B. V/2L C. V/3L D. V/4L E. V/5L Correct Answer: Option...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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