by Sunday | Nov 1 | Physics JAMB
A. 0.3Ω B. 3.3Ω C. 3.6Ω D. 4.8Ω Correct Answer: Option C – 3.6Ω Explanation Power delivered to headlamp = V²/R = 40W R = V²/40 = (12²)/40 = 3.6Ω
by Sunday | Nov 1 | Physics JAMB
A. 0Nm B. 3Nm C. 7Nm D. 10Nm Correct Answer: Option D – 10Nm Explanation Moment = Force × Distance = 5N x 2m = 10Nm
by Sunday | Nov 1 | Physics JAMB
A. electromotive force B. electric potential difference C. electric energy D. kinetic energy Correct Answer: Option B – electric potential difference Explanation Electric potential difference: work needed per unit of charge to move a test charge between the two...
by Sunday | Nov 1 | Physics JAMB
A. 0 B. 12 C. 1 D. 2 Correct Answer: Option C = 1 Explanation I/V = 1/f – 1/u I/V = 1/10 – 1/20 I/V = 1/20 V = 20cm. M = V/U = 20/20 = 1
by Sunday | Nov 1 | Physics JAMB
A. Impulse B. Momentum C. Inertia D. Friction Correct Answer: Option C – Inertia Explanation Inertia, property of a body by virtue of which it opposes any agency that attempts to put it in motion or, if it is moving, to change the magnitude or direction of its...
by Sunday | Nov 1 | Physics JAMB
A. 87N B. 73.5N C. 133.3N D. 533.2N Correct Answer: Option C – 133.3N Explanation V. R = 1/Sinθ m = 20kg V.R = 1/Sin30 = 2 Efficiency = 75% Load = mg = 20 x 10 = 200N Efficiency = M.A/V.R×100 75/100 = M.A/2 M .A = 75×2/100 M. A = 1.5 Since M. A. = Load/Force...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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