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

Q. In a neutral solution

View solution

Q. Which of the following commonly used condenser tube materials has the lowest thermal conductivity?

View solution

Q. Strain hardening effect in a metal subjected to cold working is due to the __________ mechanism.

View solution

Q. A common disinfectant used in village wells for disinfection of water is

View solution

Q. Which of the following is an unconventional source of energy ?

View solution

Q. The product (s) of roasting of a sulphide ore is (are)

View solution

Q. Which of the following are considered applications of ultrasonic testing ?

View solution

Q. Suitability of steel for its use in cable is judged by its strength in

View solution

Q. Hydrogen in liquid steels is dissolved

View solution

Q. Moist air is cooled along the line of constant __________ , when it is passed over a cold & dry cooling coil, such that no condensation occurs?

View solution

Q. Which of the following metals can not be hot worked at room temperature ?

View solution

Q. Primary designation of steel is based on its

View solution

Q. Steel containing low percentage of nickel, chromium & tungsten are termed as the __________ steel.

View solution