A.0.01 ppm
B.0.1 ppm
C.1 ppm
D.10 ppm
Related Mcqs:
- The percentage of carbondioxide in atmospheric air is nearly
- 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
- Which of the following gas has least proportion in atmospheric air?
- The volume fraction of ozone in atmospheric air is nearly
- Which of the following constituent has highest proportion in atmospheric air?
- Which of the following constituent of air has the least percentage?
- The percentage of nitrogen in air by weight is around
- Out of the following metals the least permissible percentage in drinking water is
- The average percentage of carbon and hydrogen in petrol may be roughly given as
- Which of the following can fix atmospheric nitrogen?
