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Grade: 11

                        

A body of mass 8kg is in limiting equilibrium over an inclined plane of inclination 30 degrees .if the inclination was made 60 degrees what will the minimum force required to prevent body from sliding downward is

4 years ago

Answers : (1)

Vikas TU
12278 Points
							
Inclined plane at 30 degree,
F = mgsin30 = > 80/2 = 40 N
plane at 60 degree,
f = mgsin60 = > 80root3/2 = > 40root3 N = 69 N (approx.)
The minum force would be: => 69 –  40 => 29 Newton.
4 years ago
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