Question

The maximun value of the applied force $F$ such that the block as shown in the arrangement does not move is (Acceleration due to gravity, $g=10 \,ms ^{-2}$ )

• A. 20 N
• B. 15 N
• C. 25 N
• D. 10 N

Answer 1

Answer: (A)

20 N

Answer 2

Applied force on the block on a horizontal surface, as shown in the figure, we have