by Sunday | Nov 13 | Physics JAMB
A. positive holes alone B. majority carriers C. electron alone D. minority carriers Correct Answer: Option D = minority carriers Explanation In a reverse-biased junction diode, only a very small current flows in, carried by the minority carriers which are the negative...
by Sunday | Nov 13 | Physics JAMB
A. λ = hc/E B. λ = h/P C. λ = c/f D. λ = 2 d sin θ Correct Answer: Option B = λ = h/P Explanation I wave-particle duality of matter, the momentum of the sub-atomic particle is given by P = h/λ where h = Planck constant; λ = wave length => λ =...
by Sunday | Nov 13 | Physics JAMB
A. 33.0 B. 0.1 C. 90.0 D. 10.0 Correct Answer: Option D = 10.0 Explanation Sensitivity of a measuring instrument is given by deflection per unit current: and given that deflection = 30o; and current (I) = 3A: then the sensitivity of the meter = 30/3 =...
by Sunday | Nov 12 | Physics JAMB
A. 9.0H B. 18.0H C. 0.5H D. 2.0H Correct Answer: Option A – 9.0H Explanation l =l1 + l2 = 3 + 6 = 9H
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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