A system of two blocks of masses $m =2 \; kg$ and $M=8 \; kg$ is placed on a smooth table as shown in figure. The coefficient of static friction between two blocks is $0.5$. The maximum horizontal force $F$ that can be applied to the block of mass $M$ so that the blocks move together will be $\dots \; N$
  • A$9.8$
  • B$39.2$
  • C$49$
  • D$78.4$
JEE MAIN 2022, Medium
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