by Sunday | Jan 24 | Physics WAEC
A. 30° B. 45° C. 60° D. 90° Correct Answer: Option B B. 45° Explanation The formula is v²sin²θ/g And the sine graph is highest at 1 with its inverse as 90°. Hence, 2θ = 90° θ = 45°
by Sunday | Jan 24 | Physics WAEC
A. 50.0m B. 28.8m C. 18.0m D. 8.0m Correct Answer: Option D D. 8.0m Explanation Convert velocity from kmh‾¹ to ms‾¹, by multiplying 1000/3600, 72×1000/3600 = 20ms‾¹ Therefore, distance covered in 0.4s =...
by Sunday | Jan 24 | Physics WAEC
A. volume B. mass C. thickness D. density Correct Answer: Option B B. mass Explanation It is a type of beam balance with great precision, and it can pick up the slightest mass placed on it.
by Sunday | Jan 24 | Physics WAEC
A. Condensation B. Evaporation C. Photo Emission D. Thermionic Emission Correct Answer: Option A A. Condensation