Q. The power of a low capacity prime mover is most suitably measured by a __________ type dynamometer.

View solution

Q. __________ addition increases the depth of hardness of steel.

View solution

Q. Fluorine is not a constituent of

View solution

Q. The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system.

View solution

Q. During solid state sintering of powders, the following mechanism can be active.

View solution

Q. The transition temperature at which all the ferromagnetic materials become paramagnetic materials is termed as the 'Curie temperature'. Its value for cobalt is __________ °C.

View solution

Q. Regeneration of molecular seive requires it to be heated to a temperature of about __________ °C.

View solution

Q. Steels with high carbon equivalent have poor weldability, because in these steels during welding

View solution

Q. If the pH value of a solution of sodium chloride is 7; then what will be the pH value of the solution after its electrolysis ?

View solution

Q. Measurement of the area of the indented surface is not involved in the __________ hardhes testing method.

View solution

Q. Salvage value is the most flexible criteria for analysing a financial investment. 'Salvaging' means

View solution

Q. Super conduction in metals is observed at a temperature of __________ °K.

View solution

Q. On-off control

View solution

Q. The tensile load-elongation curve of a metal does not describe

View solution

Q. Usual value of the resistance suitable for a wire resistance strain gauge is __________ ohms.

View solution

Q. Permanent set in a material is produced by subjecting it to

View solution

Q. The following is a typical anionic collector used in flotation.

View solution

Q. Which of the following test is used for distinguishing among dry oils, semi-drying oils and non drying oils ?

View solution

Q. The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.

View solution

Q. The process of removal of scale formed during hot rolling of steel is termed as

View solution