A. 20
B. 100
C. 600
D. 900
E. 1000

Correct Answer:

Option D – 900

SEE ALSO  An object of mass 0.25kg moves at a height h above the ground with a speed of 4ms-1, if its mechanical energy at this height is 12 J, determine the value of h. [g = 10ms-1]

Copyright warnings! Do not copy.