Q. Laser welding is widely employed in the __________ industries.

View solution

Q. Dryness factor of steam is defined as the ratio of the mass of vapor in the mixture to the mass of the mixture. Dryness factor of steam is measured by a __________ calorimeter.

View solution

Q. Which of the following is used to produce draught in the locomotive boilers ?

View solution

Q. Temper brittleness of a material can be fairly detected by the __________ test.

View solution

Q. When the wavelength of incident X-rays increases, the angle of diffraction

View solution

Q. __________ of air does not increase with increase in temperature.

View solution

Q. Spherical shape of mercury droplets is due to its

View solution

Q. Sub zero treatment of steel is done to

View solution

Q. Air-petrol ratio for maximum power generation in spark ignition engine is about

View solution

Q. Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner ?

View solution

Q. Gantt charts are used for streamlining the

View solution

Q. In the Bayer's process, bauxite is digested under pressure using

View solution

Q. Circular cross section machine parts which are symmetrical about the axis of rotation are made by hot

View solution

Q. The substance used as a smoke screen in warfare is

View solution

Q. The same volume of all gases is representative of their

View solution

Q. In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet ?

View solution

Q. Enzymes belong to the category of

View solution

Q. What is the value of included angle of a triangular notch for maximum discharge ?

View solution

Q. For separating small pieces of metal from engine oil of a car, the best separating technique is the

View solution

Q. Dephosphorisation of molten pig iron is favoured by

View solution