Q. Galvanic corrosion

View solution

Q. Increasing the temperature of a material makes it

View solution

Q. Which of the following absorbs maximum heat in a high pressure boiler ?

View solution

Q. The laminar boundary layer thickness in zero pressure gradient flow over a flat plate along the x-direction varies as x^0.5 while the thickness of turbulent boundary layer varies as (where, x = distance from the leading edge)

View solution

Q. Which of the following is capable of acting both as an acid flux as well as a basic flux in the metal extraction from its ore ?

View solution

Q. Which is the most suitable joint for the pipes, with are laid submerged under water, where the bottom of the river bed is uneven ?

View solution

Q. Floating control action

View solution

Q. Boiler rating is normally done in terms of

View solution

Q. The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where, A = cross-sectional area of the pipe & D = Diameter of the pipe)

View solution

Q. First empirical temperature scale conceived is the __________ temperature scale.

View solution

Q. In continuous casting of liquid steel, the mould is made of

View solution

Q. Diamond does not conduct electricity, because

View solution

Q. __________ can not be forged.

View solution

Q. Material having maximum density is

View solution

Q. __________ cycle is the most efficient thermodynamic cycle.

View solution

Q. Dew point of air indicates its

View solution

Q. Out of the following, __________ waves have the largest wavelength.

View solution

Q. Pick the odd man out of the following.

View solution

Q. A furnace is made of a refractory brick wall of thickness 0.5 metre and thermal conductivity 0.7 W/m.°K For the same temperature drop and heat loss, this refractory wall can be replaced by a layer of diatomaceous earth of thermal conductivity 0.14 W/m.K and thickness __________ metre.

View solution

Q. Hot working of lead is carried out at

View solution