11. Solubility of O2 _______________with the increasein temp.
Select one:
Increases
Decreases
No Change
12. For isokinetic sampling, static pressure at nozzle tipshould be _____________than that of free stream
Select one:
Less
More
Equal
13The DO level in the water _________ from 12.30 pm to3.30pm.
Select one:
Increasses
Decreases
Remains same
14. Which of the following particulate matter are collected incollection devices in steel industry?
Select one:
Oil
Acetic acid
Iron oxide
Boron
15. Eutrophication causes decrease in __________
Select one:
Dissolved hydrogen
Dissolved salts
Dissolved oxygen
All of the above
