If the angle of contact is greater than 60 degrees, then unit pressure normal to the surface of contact is __________
(a) Less at the ends than at the centre
(b) More at the ends then centre
(c) Remains equal at the ends and the centre
(d) Remains unaffected
The question was asked by my school principal while I was bunking the class.
The doubt is from Brakes in division Brakes and Dynamometers of Machine Dynamics