Machine Design
When the speed of belt increases,

The power transmitted will increase
The power transmitted will decrease
The coefficient of friction between the belt and pulley increases
The coefficient of friction between the belt and pulley decreases

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
In worm, gears, pitch lead angle is

The angle between the tangent to the pitch helix and an element of the cylinder
None of these
The angle between the tangent to the pitch helix and the plane of rotation
Half the angle between two inclined faces in axial plane

ANSWER DOWNLOAD EXAMIANS APP