by Sunday | Nov 8 | Physics JAMB
A. sublimation B. condensation C. coagulation D. regelation Correct Answer: Option D – regelation Explanation Regelation means refreezing a phenomenon whereby melted ice-free from increased pressure refreeze when they are released from the...
by Sunday | Nov 8 | Physics JAMB
A. 30s B. 10s C. 10s D. 15s Correct Answer: Option A – 30s Explanation V = (2X)/t 330 = (2 x 4.95 x 10³)/t t = (9.9. x 10³/330 = (9900)/330 = (90)/3 = 30 secs
by Sunday | Nov 8 | Physics JAMB
A. atmosphere absorbs the sun’s energy at night B. earth radiates heat to the atmosphere at night C. sun no longer shine at night D. atmosphere reflects the sun’s energy at night Correct Answer: Option B – earth radiates heat to the atmosphere at...
by Sunday | Nov 8 | Physics JAMB
A. conductor B. black body C. white body D. red body Correct Answer: Option B – black body Explanation Dull, black surface are good emitters or absorbers of energy
by Sunday | Nov 8 | Physics JAMB
I. High thermal capacity. II. High sensitivity. III.Easy readability. IV. Accuracy over a wide range of temperature A. I and II B. I, II,III and IV C. I, III and IV D. II, III and IV Correct Answer: Option D – II, III and IV Explanation A good thermometric...