by Sunday | Aug 28 | Physics WAEC
A sonometer wire under a tension of N10N, produces a frequency of 250Hz when plucked. Keeping the length of the wire constant, the tension is adjusted to produce a new frequency of 350Hz. Calculate the new tension A. 39.2N B. 19.6N C. 14.2N D. 7.4N E. 5.1N Correct...
by Sunday | Aug 28 | Physics WAEC
i. brightness of the object. ii. diameter of the aperture stop. iii. speed of the shutter. A. i, ii and iii B. i and ii only C. i and ii only D. ii and iii only E. iii only Correct Answer: Option E – iii...
by Sunday | Aug 28 | Physics WAEC
An astronomical telescope having an objective of focal length 100cm and an eyepiece of focal length 10cm is used in normal adjustment, calculate the separation of the lenses A. 0.10m B. 0.90cm C. 1.10m D. 1.80m E. 2.20m Correct Answer: Option C =...
by Sunday | Aug 28 | Physics WAEC
A. 8 B. 7 C. 6 D. 5 E. 4 Correct Answer: Option C – 6 Explanation 1/f=1/u+1/v = 1/5−13/5=30/175 U = 175/30 = 5.8m v/u=35/5.8 = 6
by Sunday | Aug 28 | Physics WAEC
A. diminished, virtual and inverted B. diminished, virtual and erect C. diminished inverted and real D. magnified, virtual and erect E. magnified, real and inverted Correct Answer: Option B – diminished, virtual and...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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