Question

A rocket is launched upward from the Earth's surface whose velocity-time graph is shown in figure.
The retardation of rocket is:
1188508_b08a8eb9d3fe4ea8ad203de95e4dfb85.png

A
50 m/s2
B
100 m/s2
C
500 m/s2
D
10 m/s2
Solution
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