Box of weight 8. Look at the diagram and answer the questions, (a) Identify the type of force acting on the box. 10 kg De fotek.isatting... the box gravitational force (b) The surface area of the bottom of the box is 20 m². How much pressure will the box exert on the nox
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Explanation:
a).Here friction force against the box motion is f=μmg=0.20×10×10=20N
As the friction force is greater than the 10 N force, the box will accelerate to left. The velocity or speed will decrease due to the friction.
b).Given, force, F=420N; area=0.7m
2
;
Pressure, P=?
Pressure, P=
Area
Force
=
A
F
=
0.7
420
=600Pa
Hope its help..
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