Q. Which one is neutral in character ?

View solution

Q. Gage pressure within a spherical droplet of a fluid is 'p'. What will be gage pressure within a bubble of the same size & of the same fluid ?

View solution

Q. While the bin cards are used in the effective stores management, the queing theory is associated with the __________ time.

View solution

Q. Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be __________ mm.

View solution

Q. A material is capable of resisting softening at high temperature, because of its property termed as

View solution

Q. Cascade control is

View solution

Q. Softening of hardned steel is done by its

View solution

Q. Air/fuel ratio by weight for combustion of methane with theoretical quantity of air will be about

View solution

Q. Which of the following alloying elements is present in maximum percentage in high speed steel.

View solution

Q. The delivery pressure of boiler feed water pump compared to the boiler steam pressure is

View solution

Q. The excess air required for the combustion of pulverised coal is of the order of about __________ percent.

View solution

Q. Pick out the wrong statement.

View solution

Q. __________ of austenite decreases the hardenability in steel.

View solution

Q. A jig is used while __________ a hole.

View solution

Q. Which of the following is not a cupro-nick-el alloy ?

View solution

Q. Electrochemical corrosion occurs

View solution

Q. The ability of tool steel to resist softening at high temperatures is termed as __________ hardness.

View solution

Q. Improvement in mechanical properties of metals in its hot working is due to the grains

View solution

Q. Young's modulus of elasticity of a material is the slope of the initial linear portion of the stress-strain curve. It decreases ap-preciablyby

View solution

Q. Batch process is preferred over continuous process, when the

View solution