A body of mass 5 kg is thrown up vertically with a kinetic energy of 1000 J. If acceleration due to gravity is 10 ms-2, find the height at which the kinetic energy becomes half of the original value.
A. 10 m
B. 20 m
C. 50 m
D. 100 m
Answer:A
A body of mass 5 kg is thrown up vertically with a kinetic energy of 1000 J. If acceleration due to gravity is 10 ms-2, find the height at which the kinetic energy becomes half of the original value.
A. 10 m B. 20 m C. 50 m D. 100 m