Physics
WAEC 1995
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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