A. 1 atm absolute pressure & 0°C
B. 760 mm Hg gauge pressure & 0°C
C. 760 torr & 15°C
D. 101.325 KPa gauge pressure & 0°C
Related Mcqs:
- S.T.P. corresponds to _________________?
A. 1 atm. absolute pressure & 15.5°C
B. 760 mm Hg gauge pressure & 15.5°C
C. 760 torr & 0°C
D. 101.325 kPa gauge pressure & 15.5°C - Atmospheric pressure corresponds to a hydrostatic head of_________________?
A. 13.6 cms of Hg
B. 34 ft ofH2O
C. 1 metre of H2O
D. 13.6 metres of Hg - Shouting by a man at his full voice corresponds to a voice level of about _____________ decibels?
A. 25
B. 50
C. 80
D. 120 - Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about ______________ decibels?
A. 90
B. 120
C. 150
D. 180 - Normal temperature and pressure (N.T.P.) corresponds to ___________________?
A. 0°C and 760 mm Hg
B. 15°C and 760 mm Hg
C. 20°C and 760 mm Hg
D. 0°C and 1 kgf/cm2 - Avogadro’s number is equal to__________________?
A. 6.023 × 1023 molecules/kg.mole
B. 6.023 × 1023 molecules/gm.mole
C. 6.023 × 1016 molecules/kg.mole
D. 6.023 × 1026 molecules/gm.mole - Refractories subjected to alternate cycles of heating & cooling are liable to loose their resistance to__________________?
A. Thermal spalling
B. Slag attack
C. Fusion under load
D. CO attack - The evaporation of aqueous solution of sugar causes its molarity to__________________?
A. Decrease
B. Increase
C. Remain unchanged
D. Either A. or B.; depends on the concentration of the solution - When a gas is subjected to adiabatic expansion, it gets cooled due to__________________?
A. Decrease in velocity
B. Decrease in temperature
C. Decrease in kinetic energy
D. Energy spent in doing work - Fugacity co-efficient of a substance is the ratio of its fugacity to__________________?
A. Mole fraction
B. Activity
C. Pressure
D. Activity co-efficient