Question

5) [10 pts] Determine which adhesive design option is better Hardware stores often sell plastic hooks that can be mounted on walls with pressure-sensitive adhesive foam tape. Two designs are shown in (a) and (b) of the figure. Indicate which one you would buy when x = 3.4 in and y = 1.1 in. x in U 0.75 in tay in 0.2 in (a) The best design is Figure a OR Figure b

Answer 1

Solution:

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P Lin. Solution :- A M - Px1 P B Lin. (a) M-PX1 (6) Tin both the cases Load we P on the main transfer the plastic body of the hook, along with the moment We can clearly see that In case-las the moment generated tends to seperate the plastic hooke from the adhesive tape whereas in case (6) the moment generated tends to awach the the plastic hooke with the adhesive tape. So, We would definety buy the Case tb) design. Ans