by Sunday | May 21 | Physics WAEC
A. natural radioactivity B. nuclear fission C. nuclear fusion D. chain reaction Correct Answer: Option C C. nuclear fusion
by Sunday | May 21 | Physics WAEC
A. protons B. electrons C. neutrons D. photons Correct Answer: Option B B. electrons
by Sunday | May 21 | Physics WAEC
A. retains its magnetism for a long time B. is easily magnetized C. reduces energy loss due to hysteresis D. is easily demagnetized Correct Answer: Option A A. retains its magnetism for a long time
by Sunday | May 21 | Physics WAEC
A. 0.4m B. 0.8m C. 2.5m D. 5.0m Correct Answer: Option A Explanation L = RA/e=(11×4×10^−8)/(1.1×10^−4) =0.4m
by Sunday | May 21 | Physics WAEC
A. The resulting chain reaction which produces a large amount of energy B. no radioactive wave is produced as by-product C. very high temperature is required in the process D. the end product is lead Correct Answer: Option A A. The resulting chain reaction which...