by Sunday | Jan 24 | Physics WAEC
A. electrical energy to sound energy B. sound energy to electrical energy C. sound energy to radiowave D. radiowave to sound energy Correct Answer: Option B B. sound energy to electrical energy
by Sunday | Jan 24 | Physics WAEC
A. amplitude B. speed C. frequency D. intensity Correct Answer: Option C C. frequency
by Sunday | Jan 24 | Physics WAEC
A. maximum B. zero C. double its initial value D. half its initial value Correct Answer: Option B B. zero
by Sunday | Jan 24 | Physics WAEC
A. 60g B. 80g C. 120g D. 200g Correct Answer: Option D D. 200g Explanation Clock-wise moment = Anti-clock wise 15 x m = 5 x 10 m = 200g
by Sunday | Jan 24 | Physics WAEC
A. 0.5ms‾² B. 2.0ms‾² C. 10.0ms‾² D. 40.0ms‾² Correct Answer: Option B B. 2.0ms‾²
by Sunday | Jan 24 | Physics WAEC
A. 4J B. 15J C. 5J D. 100J Correct Answer: Option D D. 100J Explanation W = FS = 20 X 5 = 100J