Question: The spring pushes on the door latch with a force of 0 . 6 lb . Assuming a coefficient of static friction of 0 .

The spring pushes on the door latch with a force of 0.6 lb . Assuming a coefficient of static friction of 0.40 between the latch and strike plate, what force P is required to close the door?
Assume all other surfaces are frictionless
P=1.4Lb
Answers are shown, please show work.
The spring pushes on the door latch with a force

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