Theory of Machine
The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the

Base circle
Prime circle
Pitch curve
Pitch circle

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is

(1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)]
(2/3).μ W cosec α (r₁ + r₂)
(1/2). μ W cosec α (r₁ + r₂)
(2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)]

ANSWER DOWNLOAD EXAMIANS APP