by Sunday | May 22 | Physics WAEC
A. lead as the positive electrode B. lead oxide as the negative electrode C. hydrochloric acid as the electrolyte D. tetraoxosulphate(VI) acid as the electrolyte Correct Answer: Option D D. tetraoxosulphate(VI) acid as the...
by Sunday | May 22 | Physics WAEC
A. introducing an oxidizing agent in the acid B. not drawing current continuously for a long period C. amalgamating the surface of the zinc plate D. using a porous pot to isolate the zinc plate from the acid Correct Answer: Option C C. amalgamating the surface of the...
by Sunday | May 22 | Physics WAEC
A. 10.0N kg‾¹ B. 12.6N kg‾¹ C. 25.0N kg‾¹ D. 160.0N kg‾¹ Correct Answer: Option A A. 10.0N kg‾¹ Explanation g = f/m=40/4 =10Nkg‾¹
by Sunday | May 22 | Physics WAEC
A. 6.70 x 10^-11N B. 6.70 x 10^-10N C. 6.03 x 10^-11N D. 6.03 x 10^-7N Correct Answer: Option D D. 6.03 x 10^-7N
by Sunday | May 22 | Physics WAEC
A. 54.00μF B. 18.00μF C. 6.00μF D. 0.17μF Correct Answer: Option C C. 6.00μF Explanation 1/c=1/18+1/18+1/18 = 3/18 c = 6μF
by Sunday | May 22 | Physics WAEC
A. ebonite rod B. gold leaf electroscope C. proof plane D. the electrophorus Correct Answer: Option B B. gold leaf electroscope