A) 1.2mm
B) 2.4mm
C) 0.6mm
D) 0.4mm
Correct Answer: B
Solution :
\[h\propto \frac{1}{r}\,\,\therefore \,{{r}_{1}}{{h}_{1}}={{r}_{2}}{{h}_{2}}\Rightarrow {{h}_{2}}=\frac{{{r}_{1}}{{h}_{1}}}{{{r}_{2}}}=2.4\,mm\]You need to login to perform this action.
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