A body of specific heat capacity 450J kg-1 K-1 falls to the ground from rest through a vertical height of 20m. Assuming conservation of energy, calculate the change in temperature of the body on striking the ground level. (g = 10ms-2)
A.
0oC
B.
2/9oC
C.
4/9oC
D.
9/4oC
E.
9/2oC
Correct Answer: Option C
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