by Sunday | Aug 28 | Physics WAEC
A. Both the camera and the human eye have light proof interiors B. Both the camera and the human eye have light-sensitive screens C. Inverted images are formed on the screen in both D. The distance between the lens and the screen is fixed in both E. The amount of...
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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