Q. Three elastic constants for a completely anisotropic elastic material which follows the Hooke's law are young's modulus, elastic limit stress and yield stress. Which of the following properties is most sensitive to increase in strain rate ?

View solution

Q. Swaging is a/an __________ operation.

View solution

Q. Pig iron is

View solution

Q. Classification of metal forming processes into hot and cold working is based on the following parameters.

View solution

Q. Kinematic viscosity of water as compared to that of air is

View solution

Q. Which of the following is the most suitable for removing fine particles (< 1 micron diameter) from air below its dew point ?

View solution

Q. Which of the following is the terminology used for the temperature at which the phase changes occur in a metal ?

View solution

Q. Puddling process is used for converting pig iron into

View solution

Q. Addition of __________ in steel can help in increasing the depth of hardness.

View solution

Q. Springback in sheet metal bending depends on the

View solution

Q. The yield point in fatigue loading compared to that in static loading is less. The ratio of ultimate tensile strength to endurance limit of a material subjected to fatigue loading is

View solution

Q. Which of the following is not used as a fuel in rocket propellaht ?

View solution

Q. Hypo (sodium thiosulphate) because of its complex forming behaviour is used in photography to remove undecomposed silver bromide as a soluble complex for __________ of the picture.

View solution

Q. Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature.

View solution

Q. The function of a nozzle provided in steam turbine is to

View solution

Q. Which of the following polymers is obtained by copolymerisation of three monomers ?

View solution

Q. Silicon percentage in the silicon steel used for electrical appliances/equipments is

View solution

Q. Material of construction of foundary crucible is

View solution

Q. Titanium can be easily welded using __________ welding.

View solution

Q. __________ welding will be the most suitable for butt welding two 20 cms thick boiler drum mild steel plates.

View solution