GATE Production & Industrial

A plain carbon steel sample of eutectoid composition is heat treated from austenizing temperature to achieve a microstructure consisting of ONLY bainite. Which ONE of the following...

An Iron-Carbon alloy at room temperature has pro-eutectoid ferrite as a constituent in the microstructure, that formed above the eutectoid temperature. The alloy also has pearlite...

An engineering student is fabricating a setup and needs a key for connecting a shaft to the hub of a rotating machine element. The student uses a sunk key which is tapered and prev...

The ratio of hydrostatic stress to volumetric strain is known as ________.

Which ONE or MORE among the options given is/are well established format(s) of data transfer used in geometrical modelling related to computer aided design (CAD)?

Which ONE or MORE among the following processes of the Carnot cycle is/are isentropic?

A box in a machine shop consists of 5 coated and 10 uncoated cutting inserts which are of otherwise similar characteristics. The inserts got mixed up randomly in the box. An operat...

A modified Taylor tool life equation is given as follows: $VT^n f^m = constant$ where V is the cutting speed (m/s), T is the tool life in minutes and f is the feed in mm/rev, n = 0...

In a polymer extrusion process, some cross-sectional shapes of the extruded polymers are shown. Cross-sections of available dies are also shown. Which ONE of the following CORRECTL...

A sheet metal drawing is considered feasible if the following conditions are met: • Reduction ratio 1% A sheet metal drawing process is being planned on a sheet metal with a thickn...

A student is trying to determine the flatness and parallelism of the top surface of a part whose cross-section, assumed uniform in the Z direction, is shown in the figure. Which ON...

Which ONE of the following options CORRECTLY matches the machining process and associated predominant material removal mechanism? Advanced machining process P Laser beam machining...

A glass tube of 2.5 mm diameter is immersed vertically in a fluid. Assume contact angle is zero. The surface tension of the fluid is 0.1 N/m, density of the fluid is 1000 kg/m³ and...

A steel cube of side 10 cm is made by the sand-casting process. A cylindrical side-riser with diameter, d, and height, h, needs to be used. Assume: * No surface sharing between the...

In the theory of orthogonal machining, assuming that the shear plane will take up an angle that minimizes energy, the shear angle can be shown to be $\phi = C - \frac{\alpha}{2} +...

A cylindrical metal component of 10 mm diameter is subjected to uniform uniaxial tension during operation. It was observed that a force of 14 kN produces a uniform reduction of 3×1...

A custom pinion, with a width equal to 10 times the module, has 20 full depth teeth and a pressure angle of 20º is being designed. It should transmit a torque of 95 N-m to a corres...

In a hole-shaft assembly, the following are the dimensions and tolerances (all in mm) provided for the hole and shaft: Hole: $22^{+0.018}_{+0.010}$ Shaft: $22^{+0.075}_{+0.004}$ Th...