Machine Design
The coefficient of friction between the belt and pulley depends upon the

Speed of belt
Slip of belt
All of these
Material of belt and pulley

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
When a machine member is subjected to torsion, the torsional shear stress set up in the member is

Zero at both the centroidal axis and outer surface of the member
Maximum at both the centroidal axis and outer surface of the member
Zero at the centroidal axis and maximum at the outer surface of the member
Maximum at the centroidal axis and zero at the outer surface of the member

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
The creep in the belt is due to

Stresses beyond elastic limit of belt material
Effect of temperature on belt
Unequal extensions in the belt due to tight and slack side tensions
Material of belt

ANSWER DOWNLOAD EXAMIANS APP