A) 30 m/s
B) 5 m/s
C) 20 m/s
D) 15 m/s
Correct Answer: B
Solution :
As magnitude of acceleration is same \[\frac{30-15}{\text{t}}=\frac{20-{{\text{V}}_{\text{Q}}}}{\text{t}}\] \[15=20-{{\text{V}}_{\text{Q}}}\Rightarrow 5\text{ m/s}\]You need to login to perform this action.
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