R

Ram Sharma • 193.86K Points
Coach 

Q. 18-4-1 high speed steel contains 18%, 4% and 1% respectively of

(A) Tungsten, vanadium and chromium
(B) Tungsten, chromium and vanadium
(C) Vanadium, chromium and tungsten
(D) Chromium, tungsten and vanadium
Correct : Option (B)

Share

Discusssion

Login to discuss.

Loading Comments....

Related MCQs

Q. Flow rate through an orifice is __________ the pressure differential.

Q. The thermal efficiency of a reversible heat engine operating between two given thermal reservoirs is 0.4. The device is used either as a refrigerator

Q. Conduction occurs in the buffer zone for a fluid flowing through a heated pipe, only when Prandtl number is

Q. Humidity of air can be determined by a

Q. Annual depreciation costs are constant, when the _________ method of depreciation calculation is used.

Q. Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability?

Q. For a binary mixture with low relative volatility,

Q. Fuel gases containing hydrocarbons (ie.g. coke oven gas) are not preheated before burning, mainly because

Q. For the production of very high vacuum, a __________ pump is normally used.

Q. Nickel made/clad equipments are suitable for handling