R

Ram Sharma • 193.86K Points
Coach 

Q. Stack heat losses can be minimised by

(A) Using low c.v. fuels
(B) Controlling the excess air
(C) Oxygen enrichment of combustion air
(D) Maintaining proper draft in the furnace
Correct : Option (B)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. When one of the fluids is highly corrosive and has fouling tendency, it should

Q. The melleability of a material is the property by virtue of which it can be rolled or hammered into thin sheets. Which of the following materials has

Q. The heat treatment process to which castings and the steel balls produced by cold heading are subjected is

Q. Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm.

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

Q. Isomerisation converts the __________ tot-paraffins.

Q. Hydrochloric acid is stored in a __________ steel vessel.

Q. Pick out the correct statement.

Q. The ratio of inertial forces to viscous forces is called the __________ number.

Q. In producer gas making furnace, steam is added along with air to mainly control the