by Sunday | Jan 23 | Physics WAEC
A. 0K B. 32K C. 100K D. 273K Correct Answer: Option A A. 0K Explanation The absolute zero of the scale of temperature being the ice point of the absolute scale of temperature is 0K, which is -273°C.
by Sunday | Jan 23 | Physics WAEC
A. 0.0ms−1 B. 5.6ms−1 C. 10.6ms−1 D. 15.0ms−1 Correct Answer: Option C C. 10.6ms−1 Explanation The horizontal component of velocity, Vx, is unaffected by the acceleration of free fall and remains constant. Vx=Ux=Ucosθ = 15×cos45=15×0.7071...
by Sunday | Jan 23 | Physics WAEC
A. I B. II C. III D. IV Correct Answer: Option D D. IV
by Sunday | Jan 23 | Physics WAEC
I. Surface area II. Nature of the surface III. Temperature of the surface IV. Excess temperature over the surroundings A. I and II only B. II and IV only C. I, II and III D. I, II and IV Correct Answer: Option C C. I, II and III Explanation The rate of cooling of...
by Sunday | Jan 23 | Physics WAEC
A. potential energy B. kinetic energy C. chemical energy D. electrical energy Correct Answer: Option A A. potential energy Explanation Potential energy is the energy that is stored in an object due to its position relative to some zero...