by Sunday | Nov 8 | Physics JAMB
A. sound waves B. light waves C. radio waves D. x – rays Correct Answer: Option A – sound waves Explanation Sound is the only mechanical wave among the rest which are electromagnetic waves.
by Sunday | Nov 8 | Physics JAMB
A. kerosene B. grease C. water D. petrol Correct Answer: Option B – grease Explanation grease is more viscous than the rest of the liquids
by Sunday | Nov 8 | Physics JAMB
I. Density of the liquid. II. Depth below the surface of the liquid. III. Surface area of the liquid. A. I and II only. B. II and III only. C. I, II and III only. D. I and III only. Correct Answer: Option A – I and II only. Explanation Pressure in liquid is...
by Sunday | Nov 8 | Physics JAMB
A. 80 J B. 500 J C. 300 J D. 120 J Correct Answer: Option B – 500 J Explanation Efficiency = work output/work input×100 = 40 = (20×10)/ x 100 = 500J
by Sunday | Nov 8 | Physics JAMB
A. 900 JK−¹ B. 90 JK−¹ C. 100 JK−¹ D. 200 JK−¹ Correct Answer: Option A – 900 JK−¹ Explanation Heat supplied = Heat gained Pt = MCDθ 30 x 5 x 60 = c x 10 where c = mc which is the heat capacity c = (30 x 5 x60)/10 = 900...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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