by Sunday | Nov 1 | Physics JAMB
A. Conduction B. Convection C. Expansion D. Radiation Correct Answer: Option D – Radiation Explanation Conduction: the flow of internal energy from a region of higher temperature to lower temperature Convection: heat transfer due to bulk movement of molecules...
by Sunday | Nov 1 | Physics JAMB
A. 60N and 60° B. 60N and 30° C. 20√3 N and 60° D. 20√3N and 30° Correct Answer: Option A – 60N and 60° Explanation Resolve vertically, 40cosθ = 20, θ = 60° Resolve horizontally, f = 40sinθ = 40sin60° = 40(3/√2) = 20√3...
by Sunday | Nov 1 | Physics JAMB
A. Convection B. Radiation C. Conduction D. Reflection Correct Answer: Option B – Radiation Explanation Radiation refers to the transmission of energy as electromagnetic radiation from its emission at a heated surface to its absorption on another surface, a...
by Sunday | Nov 1 | Physics JAMB
A. X – ray B. Y –ray C. α – particles D. neutron Correct Answer: Option A – X – ray Explanation Y – Ray is penetrating electromagnetic radiation. α – particle is produced in the process of alpha decay. Neutron is a sub-atomic...
by Sunday | Nov 1 | Physics JAMB
A. thermionic emission B. nuclear fission C. thermonuclear fusion D. photoelectric emission Correct Answer: Option C – thermonuclear fusion Explanation Thermionic emission: thermally induced flow of charge Nuclear fission: nuclear reaction or a radioactive decay...
by Sunday | Nov 1 | Physics JAMB
A. Transitional Motion B. Rotational Motion C. Brownian Motion D. Oscillatory Motion Correct Answer: Option C – Brownian Motion Explanation Brownian motion, also called Brownian movement, any of various physical phenomena in which some quantity is constantly...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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