A) \[1:\sqrt{2}\]
B) \[1:2\sqrt{2}\]
C) \[2\sqrt{2}:1\]
D) \[\sqrt{2}:1\]
Correct Answer: C
Solution :
[c] \[\frac{{{B}_{c}}}{{{B}_{a}}}={{\left( \frac{{{R}^{2}}+{{x}^{2}}}{{{R}^{2}}} \right)}^{3/2}}={{\left( \frac{{{R}^{2}}+{{R}^{2}}}{{{R}^{2}}} \right)}^{3/2}}=2\sqrt{2}\]You need to login to perform this action.
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