Search
.Management Sciences
Category: Stoichiometry
______________ equation gives the effect of temperature on heat of reaction ?
A. Kirchoff’s
B. Maxwell’s
C. Antoine
D. Kistyakowsky
The quantity of heat required to evaporate 1 kg of a saturated liquid is called __________________?
A. Specific heat
B. 1 Kcal
C. Sensible heat
D. Latent heat
Internal energy of a substance comprises of the _____________ energy?
A. Vibrational
B. Rotational
C. Translational
D. All A., B. & C.
A saturated vapor on being compressed would___________________?
A. Condense
B. Form wet steam
C. Both A. & B.
D. Neither A. nor B.
High porosity refractory bricks have________________?
A. Poor resistance to the penetration of molten slag, metal & flue gases
B. Poor heat conductivity & low strength
C. Better thermal spalling resistance
D. All A., B. and C.
The gravimetric (i.e., by weight) composition of a vapor saturated gas is independent of the_______________?
A. Nature of both the gas & the liquid
B. Temperature
C. Total pressure
D. None of these
The depression in freezing point of a solution is________________?
A. Inversely proportional to the mass of solvent
B. Directly proportional to the mole of solute
C. Both A. and B.
D. Neither A. nor B.
At a temperature of 0°K, the molecules of a gas have only _______________ energy?
A. Rotational
B. Vibrational
C. Translational
D. None of these
Pick out the wrong unit conversion of thermal conductivity ?
A. 1 BTU/ft2.hr.°F/ft = 1.488 kcal/m2. hr.°C/m
B. 1 BTU/ft2.hr.°F/inch = 1.488 kcal/m2. hr.°C/m
C. 1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K
D. 1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F
Recent Comments