A) 10 m
B) 0.22 m
C) 0.44 m
D) 2.4 m
Correct Answer: C
Solution :
\[l={{l}_{0}}\sqrt{1-\frac{{{v}^{2}}}{{{c}^{2}}}}\]\[=1\sqrt{1-{{\left( \frac{2.7\times {{10}^{8}}}{3\times {{10}^{8}}} \right)}^{2}}}\Rightarrow l=0.44\ m\]You need to login to perform this action.
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