Related Questions

Pick out the wrong conversion formula for the conversion of weight units :
A 1 tonne = 1000 kg = 22.046 lbs
B 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton
C 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons
D None of these
Bomb calorimeter is used to determine the (where, GCV - Gross Calorific Value. NCV - Net Calorific Value.)
A GCV at constant pressure
B GCV at constant volume
C NCV at constant pressure
D NCV at constant volume
A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be
A More
B Less
C Same
D Data insufficient; can't be predicted
Gross calorific value will be equal to the net calorific value for
A H2
B C2H2
C CO
D C2H6
Pick out the wrong unit conversion of temperature.
A °R = 273 + °F
B Temperature difference of 1°K = 1°C = $$\frac{9}{5}$$ °F
C °C = (F - 32) × 0.555
D °F = (°C + 17.778) × 1.8
Pick out the wrong unit conversion of heat transfer co-efficient.
A 1 kcal/m2.hr.°C = 0.2048 BTU/ft2.hr.°F. = 1.163 W/m2.°K
B 1 kcal/m2.hr.°K = 1.163 W/m2.°C
C 1 W/m2.°C = 0.1761 BTU/ft2.hr.°F
D 1 BTU/ft2.hr.°F = 4.88 kcal/m2.hr.°C = 20.44 kJ/m2.hr°C = 5.678 W/m2.°C
Pick out the wrong unit conversion of mass transfer co-efficient.
A 1 lb/hr.ft3.atm. = 4.8182 kg/hr.m2.bar
B 1 kg/hr.m2.atm= 0.98687 kg/hr.m.bar
C 1 lb/hr.ft2 = 4.8823 kg/hr.m2
D 1 kg/hr.m2 = 4.8823 lb/hr.ft2
Pick out the wrong unit conversion.
A 1 atm = 760 mm Hg = 29.92 inch Hg = 14.7 psi = 1.013 bar = 1.013 kgf/cm2
B 1 kPa = 100 bar
C 1 mm Hg = 1 torr = 133.3 Pa
D None of the above
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
Pick out the wrong unit conversion of heat transfer rate.
A 1 kcal/hr = 1.163 Watt
B 1 Watt = 1.163 kcal/hr
C 1 BTU/ft2.hr = 2.712 kcal/m2.hr
D 1 kcal/m2.hr = 0.3687 BTU/ft2.hr = 1.163 Watt/m2

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