A) \[4m\]
B) \[m/2\]
C) \[m/4\]
D) \[2m\]
Correct Answer: B
Solution :
\[m=Z\times 4\times 120\] ; \[M=Z\times 6\times 40\] \[\frac{M}{m}=\frac{6\times 40}{4\times 120}=\frac{1}{2};\,\,\,\,\,M=m/2\].You need to login to perform this action.
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