A) \[\sqrt{{{t}_{1}}{{t}_{2}}}\]
B) \[{{t}_{1}}+{{t}_{2}}\]
C) \[\frac{1}{2}({{t}_{1}}+{{t}_{2}})\]
D) \[\frac{{{t}_{1}}{{t}_{2}}}{{{t}_{1}}+{{t}_{2}}}\]
Correct Answer: B
Solution :
Time \[{{t}_{s}}={{t}_{1}}+{{t}_{2}}\]You need to login to perform this action.
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