by Sunday | Aug 28 | Physics WAEC
Air at temperature 527°C and pressure 30 atmospheres is admitted into the cylinder of an engine. Calculate the pressure of the gas when it has expanded to 5 times its volume and cooled to 127°C as it leaves the engine. A. 1.5 atmospheres B. 2.5 atmospheres C. 3.0...
by Sunday | Aug 28 | Physics WAEC
A. 2.85 x 10^-5K−¹ B. 1.90 x 10^-5K−¹ C. 1.86 x 10^-5K−¹ D. 1.70 x 10^-5K−¹ E. 1.63 x 10^-5K−¹ Correct Answer: Option B – 1.90 x 10^-5K−¹ Explanation α = Δ/3=(5.7×10^−5)/3 = 1.90 x...
by Sunday | Aug 28 | Physics WAEC
A. 4800J B. 1200J C. 480J 7° D. 202J E. 80J Correct Answer: Option C = 480J Explanation H= mCθ = 200 x 0.4 x 6 = 480J
by Sunday | Aug 27 | Physics WAEC
A. pressure exerted by the gas B. volume of the gas molecule C. Kelvin temperature of the gas D. volume of the gas container E. Celcius temperature of the gas Correct Answer: Option E – Celcius temperature of the gas
by Sunday | Aug 27 | Physics WAEC
A. 17k B. 27k C. 81k D. 246k E. 300k Correct Answer: Option E – 300k Explanation 57°C – 30°C = (27 + 273) = 300k
by Sunday | Aug 27 | Physics WAEC
A. 20.0kgm-1 B. 5.0kgm-1 C. 1.3kgm-1 D. 0.0kgm-1 E. 10.0kgm-1 Correct Answer: Option A – 20.0kgm-1
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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