Viscosity of atmospheric air may be about _____________ centipoise?
Viscosity of atmospheric air may be about _____________ centipoise?
A. 0.015
B. 1.5
C. 15
D. 150
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Boiling point of a solution as compared to that of the corresponding solvent is _________________?
Boiling point of a solution as compared to that of the corresponding solvent is _________________?A. Less
B. More
C. Same
D. Either more or less; depends upon the solventAt what temperature, given mass of a gas that occupies a volume of 2 litres at N.T.P. will occupy a volume of 4 litres, if the pressure of the gas is kept constant ?
At what temperature, given mass of a gas that occupies a volume of 2 litres at N.T.P. will occupy a volume of 4 litres, if the pressure of the gas is kept constant ?A. 273°C
B. 273°K
C. 100°C
D. 200°CNumber of gm moles of solute dissolved in 1 kg of solvent is called its___________________?
Number of gm moles of solute dissolved in 1 kg of solvent is called its___________________?A. Normality
B. Molarity
C. Molality
D. FormalityAssuming that CO2 obeys perfect gas law, calculate the density of CO2 (in kg/m3) at 263°C and 2 atm ?
Assuming that CO2 obeys perfect gas law, calculate the density of CO2 (in kg/m3) at 263°C and 2 atm ?A. 1
B. 2
C. 3
D. 4Lower wall courses of soaking pits are made of _____________ bricks to avoid the action of molten slag & scale?
Lower wall courses of soaking pits are made of _____________ bricks to avoid the action of molten slag & scale?A. Chrome or magnesite
B. Silicon carbide
C. Silica
D. Low duty fireclayIn which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?
In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?A. 30 c.c acid and 30 c.c base
B. 20 c.c acid and 25 c.c base
C. 15 c.c acid and 35 c.c base
D. 35 c.c acid and 15 c.c base