What is the equivalent of 20K in Celsius scale?
A. -253°C B. -293°C C. 68°C D. 36°C Correct Answer: Option A = -253°C Explanation = (20 – 273)°C = -253°C
The small droplets of water that form on the grass in the early hours of the morning is?
A. Fog B. Haul C. Mist D. Dew Correct Answer: Option D – Dew
A force of 500N is applied to a steel wire of cross-sectional area 0.2m². The tensile stress is?
A. 2.5×10^4Nm−² B. 1.0×10²Nm−² C. 1.0×10³Nm−² D. 2.5×10³Nm−² Correct Answer: Option D – 2.5×10³Nm−² Explanation Stress=Force/Area Stress=500/0.2 = 2500 =...
A wheel and an axle is used to raise a load whose weight is 800N when an effort of 250N is applied. If the radii of the wheel and axle are 800mm and 200mm respectively, the efficiency of the machine is
A. 90% B. 80% C. 85% D. 87% Correct Answer: Option B – 80%
The energy in the nucleus of atoms produce heat which can be used to generate?
A. Kinetic energy B. Mechanical energy C. Electrical energy D. Potential energy Correct Answer: Option A – Kinetic energyProducts
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Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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Co-Ownership Structures and Land Acquisition Methods in Nigeria
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Rights in Community Land and Fundamental Land Concepts in Nigeria
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Customary Land Control and the Origins of Nigeria's Land Use Act
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Land Ownership Principles and Transaction Laws in Nigeria
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