explain and derive those formulae given below ? plz write all derivation steps and also show all the forces acting on the block and body .

Asked by  | 17th Sep, 2011, 09:04: PM

Expert Answer:

F = m.a
F = ma cos theta
 
Mg cot theta = m (g cot theta) cos theta
 
So, M = m cos (theta)
 
In the case where M = m , cos theta = 1
 
So, theta = 0 degree.

Answered by  | 11th Oct, 2011, 11:31: PM

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