by Sunday | Nov 8 | Physics JAMB
A. 25 N B. 100 N C. 50 N D. 40 N Correct Answer:0o, Option C = 50 N Explanation Centripetal force, F = mv²/r = 2×10²/4 = 200/4= 50N
by Sunday | Nov 8 | Physics JAMB
A. 90 m B. 30 m C. 45 m D. 60 m Correct Answer: Option C – 45 m Explanation S = ½gt² S =½ x 10 x 3² =5 x 9 = 45 m
by Sunday | Nov 8 | Physics JAMB
A. X and Y will be 500 m from each other B. Y will be 500 m ahead of X C. X will be 500 m ahead of Y D. X and Y both be 500 m from the point of throw Correct Answer: Option D – X and Y both be 500 m from the point of throw Explanation v² = U² – 2gs 0 =...
by Sunday | Nov 8 | Physics JAMB
A. the inside of the lift is air tight B. the lift is in vacuum C. there is no reaction from the floor of the lift D. there is no gravitational pull on the man in the lift Correct Answer: Option C – there is no reaction from the floor of the lift Explanation The...
by Sunday | Nov 8 | Physics JAMB
A. 2 x 10-15J B. 1.7 x 10 -13J C. 2.0 x 10 -12J D. 1.7 x 10 -12J Correct Answer: Option A – 2 x 10-15J Explanation E = hc/λ E = 2 x 10-15J