A.0.02 ppm
B.0.2 ppm
C.2 ppm
D.20 ppm
Related Mcqs:
- Atmospheric ozone layer which protect us from UV-B and C is getting depleted most by addition of __________?
- Checking of re-radiating heat by atmospheric dust water vapour, ozone, CO2 is known as:?
- A piece of metal of specific gravity 3.4 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury
- If the dryness fraction of a sample by throttling calorimeter is 0.8 and that by separating calorimeter is also 0.8, then the actual dryness fraction of sample will be taken as
- Ten grams of moisture per kg of dry air is removed from atmospheric air during air conditioning and the temperature becomes 30?C. If the atmospheric conditions are 40?C DBT and 60% Relative humidity, the RH of air after refrigeration would be
- Low level ozone is referred to as __________ ozone.
- A liquid compressed in a cylinder has a volume of 1 litre at 1 MN/m2 and a volume of 995 cu-cm at 2 MN / m2. The bulk modulus of elasticity would be_________________?
- The clearance volume is the volume of air or mixture left in the cylinder when piston is at:
- The volume of an ideal gas is 100 cm3 at 100?C. If the pressure is held constant at what temperature will the gas have a volume of 200 cm3?
- An estimated fraction that each year the rivers contributed in the ocean is:
