by Sunday | Nov 4 | Physics JAMB
A. white B. red C. black D. blue Correct Answer: Option C – black Explanation A black solution is a better radiator of heat and allows a better absorber of heat.
by Sunday | Nov 4 | Physics JAMB
A. copper B. silicon C. plastic D. Iron Correct Answer: Option B – silicon Explanation Semi-conductor have an elecctric conductivity intermediate in value between that of a pure metal and a good insulator. Silicon is an...
by Sunday | Nov 4 | Physics JAMB
A. Primary cell produces a large current for a long time B. Secondary cell has a very high internal resistance C. Primary cell has a very low internal resistance D. Secondary cell has a very low internal resistance Correct Answer: Option D = Secondary cell has a very...
by Sunday | Nov 4 | Physics JAMB
A. II and III only B. I, II and III C. I and II only D. I and III only Correct Answer: Option B – I, II and III Explanation Refraction, Interference and diffraction are all properties of waves
by Sunday | Nov 4 | Physics JAMB
A. 125kgm/s¹ B. 25kgm/s¹ C. 15kgm/s¹ D. 0kgm/s¹ Correct Answer: Option B – 25kgm/s¹ Explanation Impulse = momentum Impulse = Force (f) × time (t) Momentum = mass (m) × velocity (v) ∴ Ft = Final momentum – initial momentum FT = mv – mu Since it is...
by Sunday | Nov 4 | Physics JAMB
A. 4.0 x 10−²J B. 4.0 x 10^−4J C. 8.0 x 10^−4J D. 8.0 x 10−² Correct Answer: Option B – 4.0 x 10^−4J Explanation c = 8µF, v = 10v Energy stored = ½cv² = ½× (8 × 10− 6) × 10² = 4 ×...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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