by Sunday | Jan 25 | Physics WAEC
A. upthrust only B. upthrust and the ball’s weight C. the ball’s weight and viscous force D. upthrust, the ball’s weight and viscous force Correct Answer: Option D D. upthrust, the ball’s weight and viscous...
by Sunday | Jan 25 | Physics WAEC
A. Gamma rays B. X-rays C. Cathode rays D. Radio waves Correct Answer: Option C C. Cathode rays
by Sunday | Jan 25 | Physics WAEC
A. reverse bias diodes have low resistance B. forward bias diodes have high resistance C. forward bias diodes produce high current D. forward bias diodes function as a result of heat Correct Answer: Option B B. forward bias diodes have high...
by Sunday | Jan 25 | Physics WAEC
A. 1.08 x 10^11J B. 5.20 x 10^11J C. 1.08 x 10^12J D. 2.50 x 10^13J Correct Answer: Option C C. 1.08 x 10^12J Explanation using the formula: E = Mec²
by Sunday | Jan 25 | Physics WAEC
i. strength of the current. ii. magnetic field strength. iii. length of the coil. A. i only B. ii only C. i and iii only D. i, ii and iii Correct Answer: Option C C. i and iii only
by Sunday | Jan 25 | Physics WAEC
A. Fuse B. ammeter C. Cell D. voltmeter Correct Answer: Option C C. Cell