by Sunday | Nov 9 | Physics JAMB
A. 2 cm B. 3 cm C. 4 cm D. 5 cm Correct Answer: Option A = 2 cm Explanation (1)/v + (1)/u = (1)/f (1)/v + (1)/15 = (1)/5 (1)/v = (1)/5 – (1)/15 = (3 – 1)/15 = (2)/15 ∴ v = (15)/2 = 7.5 cm magnification = (v)/u = (image size)/object size (7.5)/15 = (X)/4 ∴...
by Sunday | Nov 9 | Physics JAMB
A. retina B. iris C. cornea D. pupil Correct Answer: Option A – retina Explanation The retina is a light-sensitive layer living in the inner wall of the eye where the image is formed. in the camera, an image is formed on a light-sensitive...
by Sunday | Nov 9 | Physics JAMB
A. diffraction of sound B. refraction of sound C. superposition D. reverberation Correct Answer: Option D – reverberation Explanation The lengthening effect of sound is known as reverberation.
by Sunday | Nov 9 | Physics JAMB
A. the wavelength of sound becomes greater in the bottle B. sound cannot pass through the bottle C. sound needs a material medium D. sound can pass through a vacuum Correct Answer: Option C – Sound needs a material medium Explanation Sound wave requires a...
by Sunday | Nov 9 | Physics JAMB
A. 1.2 s B. 1.0 s C. 0.5 s D. 0.1 s Correct Answer: Option D = 0.1 s Explanation V = fλ f = (v)/λ = (420)/42 = 10 HZ Period, T = (1)/F = (1)/10 = 0.1 secs
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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