by Sunday | Nov 11 | Physics JAMB
A. the constriction on its stem B. the grade of mercury used in it C. its long stem D. its wide range of temperatures Correct Answer: Option A – the constriction on its stem
by Sunday | Nov 11 | Physics JAMB
A. 5.0 x 10-2 m-2. B. 4.5 x 10-2 m-3. C. 2.5 x 10-2 m8. D. 2.0 x 10-2 m-3. Correct Answer: Option C = 2.5 x 10-2 m8. Explanation With in the air = 250N wt. in the liquid = 200N loss in wt. in the liquid = 250 – 200 = 50N ∴ Wt. the liquid of equal vol. of the...
by Sunday | Nov 11 | Physics JAMB
A. 4.72 x 106 Nm-2 B. 4.36 x 106 Nm-2 C. 4.28 x 106 Nm-2 D. 4.25 x 106 Nm-2 Correct Answer: Option D = 4.25 x 106 Nm-2 Explanation In general, pressure varies with depth in the relation p = lgh = 850 x 10 x 500 = 4250000 = 4.25 x...
by Sunday | Nov 10 | Physics JAMB
A. 60% B. 50% C. 40% D. 2% Correct Answer: Option B = 50% Explanation Efficiency = (M.A)/V.R X (100)/1 But M.A = (Load)/Effort = (1600)/800 = 2 Efficiency = (2)/4 x (100)/1 = 50%
by Sunday | Nov 10 | Physics JAMB
A. 3.50 x 10-10N. B. 3.71 X 10-8N. C. 3.57 x 10-2N. D. 4.00 x 102N. Correct Answer: Option B = 3.71 X 10-8N. Explanation The force of attraction between the two spheres is given by F (GM1 M2)/r2 = (6.67X 10-11 X5X10)/(0.3)2 = 3.71 X...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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