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Q.) Esterification reaction process
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Q. Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by
Q. Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability?
Q. The stress at which a metal fails by fatigue lies
Q. Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an
Q. Which of the following is desirable in diesel and kerosene but is undersirable in gasoline?
Q. Energy equivlant to one atomic mass unit (amu) is __________ MeV.
Q. The inner wall of a furnace is at a temperature of 700°C. The composite wall is made of two substances, 10 and 20 cm thick with thermal conductivities of 0.05 and 0.1 W.m-1.°C-1 respectively. The ambient air is at 30°C and the heat transfer co-efficient between the outer surface of wall and air is 20 W.m-2.°C-1. The rate of heat loss from the outer surface in W.m-2 is
Q. Vapor velocity in a distillation column for non-foaming mixture is in the range of __________ times the flooding velocity.
Q. Resistance to heat flow by conduction is proportional to (where, t & ρ are thickness & density of the material respectively and A = area normal to the direction of heat flow.)
Q. Coke oven regenerators are made of __________ bricks.
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