In cold working of metals, the working temperature is

Work done zero is in case of

One kg. mol means

A perfect gas is one which obeys

Boyle's law state that for a given mass of perfect gas

Steel can be hardened quickly by -------- process

Nickel is --------- Material

-------- is the most important element which controls the physical properties of steel

By which of the following heat treatment process, small selected portion of the job can be hardened

--------- is used for bearing liner

High speed steel belongs to the category of steel

---------- process needs no quenching

The melting points is the lowest for

--------- are usually made of mild steel

Pipes of bicycle frames are made of --------- steel

The pH value of neutral solution is

In 18-4-1 HSS (High speed steel ) the percentage of chromium is

When a right circular cone is cut by a section plane inclined to the axis of the cone and if the plane cuts all the generators

Any object below Horizontal Plane (H. P)and behind Vertical Plane (V.P) the objects is in -------- quadrant

The co-efficient of friction in well-greased ball bearing may be

What is the standard length of the shaft

The taper on cotter varies from

The thickness of gib and cotter joints is ----------- thickness of cotter

Which type of key is used for mounting shifting is gear boxes

The diameter of the rivet hole is usually the nominal diameter of the rivet

V belts are usually used for -------- driver

The lead screw of a lathe with nut forms a pair

The series of arches are called

The under surface of a stair is known as

A wall constructed to resist the pressure of filling is called

Cup shake is

A good quality stone absorbs water less than

Geogically marble is known as

The rocks formed by the solidification of molten material either inside or on the surface of the earth will be called as

2:1 scale represents

The maximum number of steps in flight should not be more than

Each course consists of header and stretchers alternatively

When a canal is carried over a natural drainage, the structure is called

The function of silt excluder

Gravity dams are

In case of cantilever beam, maximum bending moment occurs at

The best way to eliminate parallax error of a telescope is

The bench marks used in small leveling are

The line joining the center of the objects glass the intersection of cross hairs

The vertical axis need not be perpendicular to the line of collimation in

A level line is

The built up covered area of building measured at the floor level of any storey

The usual mix of PCC

In a simply support beam, shear force is zero where bending moment is

An obstacle which obstructs both chaining and ranging may be