Theory of Machine
In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from

80°- 90°
70°- 80°
50°- 60°
60°-70°

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The inversion of a mechanism is

Changing of a higher pair to a lower pair
Obtained by reversing the input and output motion
Obtained by fixing different links in a kinematic chain
Turning its upside down

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively)

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

ANSWER DOWNLOAD EXAMIANS APP