A) 350 m/s
B) 339 m/s
C) 330 m/s
D) 300 m/s
Correct Answer: B
Solution :
\[v\text{ }=\text{ }2\text{ }(v)[{{L}_{2}}-{{L}_{1}}]\] \[=2\times 320[7320]\times {{10}^{2}}\] \[=339.2\text{ }m{{s}^{1}}\] \[=339\text{ }m/s\]You need to login to perform this action.
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