by Sunday | Nov 10 | Physics JAMB
A. 48.6° B. 22.5° C. 41.5° D. 45.0° Correct Answer: Option C = 41.5° Explanation SinC = (1)/n = (1)/1.51 = 0.6622 ∴ C = sin +0.6622 = 41.47
by Sunday | Nov 10 | Physics JAMB
A. 4. 0 cm B. 3. 0 cm C. 12.0 cm D. 9.0 cm Correct Answer: Option C = 12.0 cm Explanation f = -12 cm, v = – 6 cm (1)/v + (1)/u =(1)/f (1)/-6 + (1)/u = (1)/-12 (1)/u = (1)/-12 + (1)/6 = (1 + 2)/12 = (1)/12 ∴ u = 12...
by Sunday | Nov 10 | Physics JAMB
A. 10 cm in front of the mirror. B. 5 cm in front of the mirror C. 10 cm behind the mirror D. 5 cm behind the mirror Correct Answer: Option C = 10 cm behind the mirror Explanation u = 5 cm , f = 10 cm, v = ? (1)/v + (1)/u = (1)/f (1)/v + (1)/5 = (1)/10 = (1)/v =...
by Sunday | Nov 10 | Physics JAMB
I. Moon. II. Sun. III.street light. IV. stars. A. II, III, and IV only B. I, II and III only C. III and IV only D. II and IV only Correct Answer: Option D – II and IV only Explanation The sun and stars are self luminous...
by Sunday | Nov 10 | Physics JAMB
A. quality B. pitch C. intensity D. loudness Correct Answer: Option A – quality Explanation The quality of a note is a characteristic that distinguishes it from note of the same frequency played by another musical...