Question

44. A boy standing on a weighing machine notices his weight
as 400 N. When he suddenly jumps upwards the weight
shown by the machine becomes 600 N. The acceleration with
which the boy jumps up is
(1) 9.8 ms 2
(2) 6 ms 2
(3) 3.4 ms 2
(4) 4.9 ms 2

Answer 1

Answer:

6 ms 2.....................