ESE Prelims 2022 Achievers Quiz 16

Theoretical stress concentration factor and fatigue stress concentration factor are related by (q= notch sensitivity)

Relation between velocity and radius in Forced vortex motion is

Anti-friction bearings are ______.

A journal Bearing of diameter 40 mm and length 60 mm operating at 1200 rpm carries a load of 3 kN. If, the viscosity of lubricant is 0.05 Pa-sec, calculate the Summerfield number of bearing for a radial clearance of 40 μm.

The maximum and minimum speed of a governor is 30 rad/s and 10 rad/s. Its sensitivity is ________.

A solid sphere is placed concentrically inside a hollow sphere. If the radius of solid sphere is ‘R’ & view factor of hollow sphere with respect to solid sphere is 0.0625. then diameter of hollow sphere will be

When can a Piezometer not be used for pressure measurement in pipes ?

The difference in the total head of the pump is called _______

Carburising flame is not used in the welding of