![A projectile is fired from the ground level with a velocity of 300ms−¹ at an angle of a 30o to the horizontal. Calculate the time taken to reach the maximum height? [g = 10ms−²]](https://erudites.ng/wp-content/uploads/2020/06/past-questions-and-answers.jpg)
by Sunday | Nov 5 | Physics JAMB
A. 30s B. 20s C. 25s D. 15s Correct Answer: Option D – 15s Explanation The total time of flight is given as T=2usinθ/g Hence, time to maximum height is half of the total time of flight, t = usinθ/g = 300sin30/10 =...
by Sunday | Nov 5 | Physics JAMB
A. 30cm B. 10cm C. 20cm D. 25m Correct Answer: Option C = 20cm Explanation Clockwise moment = Anti-clockwise moment 10 x 30 = 15 x X X = 20cm
by Sunday | Nov 5 | Physics JAMB
A. Pressure B. Temperature C. Current D. Voltage Correct Answer: Option B – Temperature
by Sunday | Nov 5 | Physics JAMB
A. Mechanical energy into electrical energy B. Electrical energy into kinetic energy C. Potential energy into kinetic energy D. Kinetic energy into potential energy Correct Answer: Option A – Mechanical energy into electrical...
by Sunday | Nov 5 | Physics JAMB
A. Brownian motion is an evidence of the particle nature of matter B. Atoms combine to form molecules C. The molecules of matter are in constant motion D. matter is made up of molecules Correct Answer: Option C – The molecules of matter are in constant...
by Sunday | Nov 5 | Physics JAMB
A. Infinite B. Ten C. Eight D. Forty Correct Answer: Option A – Infinite
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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