The work done against friction is reduced due to _________

If the absolute pressure falls below _______ m, the pump prone to separation.

Calculate the polar moment of inertia for a solid circular shaft of 30 mm diameter.

The projection of the pier on the downstream side is known as ____

___________ formula is used for calculating the depth of the foundation.

In ______ there will be no means for silt disposal.

<span style="">In solid shaft, stress at the centre is</span></p>

The torque which produces unit twist per unit length is ____

_____________ torsion is produced when twisting couple coincides with the axis of the shaft.