Block A of mass 4 kg is to be kept at rest against a smooth vertical wall by applying a force F as shown in figure.
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See the image attached. It is similar problem.
The vertical component of force should be equal to wieght of the object
FSin45 = mg
F/√2 = 4×10
F = 40√2 N
Force required is 40√2 N
The vertical component of force should be equal to wieght of the object
FSin45 = mg
F/√2 = 4×10
F = 40√2 N
Force required is 40√2 N
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29
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for the answer view the picture
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