A) \[\frac{{{v}_{1}}}{3}+\frac{2{{v}_{2}}}{3}\]
B) \[\frac{{{v}_{1}}}{3}+\frac{{{v}_{2}}}{3}\]
C) \[\frac{2{{v}_{1}}}{3}+\frac{{{v}_{2}}}{3}\]
D) \[{{v}_{1}}+\frac{2{{v}_{2}}}{3}\]
Correct Answer: A
Solution :
\[{{V}_{av}}=\frac{v{{ }_{1}}t/3+{{v}_{2}}\left( 2t/3 \right)}{t}=\frac{{{v}_{1}}}{3}+\frac{2{{v}_{2}}}{3}\]You need to login to perform this action.
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