by Sunday | Nov 4 | Physics JAMB
When two objects P and Q are supplied with the same quantity of heat, the temperature change in P is observed to be twice that of Q. The mass of P is half that of Q. The ratio of the specific heat capacity pf P to Q is A. 1:4 B. 4:1 C. 1:1 D. 2:1 Correct Answer:...
by Sunday | Nov 4 | Physics JAMB
A. 10 cm B. 16 cm C. 5 cm D. 14 cm Correct Answer: Option D – 14 cm Explanation Magnification = Length of camera/distance of object from pin hole m = 12/60 = 0.2 Also magnification m = Height of image/Height of object ∴ Height of image = m × height of object =...
by Sunday | Nov 4 | Physics JAMB
A. 80.0% B. 76.6% C. 66.7% D. 60.7% Correct Answer: Option C – 66.7%
by Sunday | Nov 4 | Physics JAMB
A. kgm B. Nm C. Jm D. µm−1 Correct Answer: Option B – Nm Explanation Moment of a force is the product of a force and the perpendicular distance from the line of action of the force Moment = force × distance = N × m =...
by Sunday | Nov 3 | Physics JAMB
A. protons B. electrons C. ions D. neutrons Correct Answer: Option D – neutrons