Question

A body of mass 1kg drops from the top of tower of height 50m,what will be its K.E 10m below the top
(c) 9 x 10 j
11 Shi 2013 Lhr 204
(d) 3 x 10
(A) 490 J
(B) 49 J
98J
Rup 2014 Lhr-20
(D) 980J
1 Wh is equals to​

Answer 1

Here we can have two answer depending on the value of g which can be either 9.8 or 10 ms^-2.

Both the solution have been provided in the the photos attach to this answer.