♡ Login
Home
Previous Papers
★
MCQs
Civil Engineering
Pollution (Air and Noise)
Concentration of krypton in clean air is ...
Que.
Concentration of krypton in clean air is :
A.
1.1 ppm
B.
0.11 ppm
C.
0.5 ppm
D.
0.05 ppm
Right Answer is :
✓ A. 1.1 ppm
⚑ Report
Views 👍 :2.5K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Chlorophyll loss in green plants is called ...
➣ Concentration of ozone in clean air is ...
➣ Concentration of krypton in clean air is ...
➣ Pollutant Standards Index (PSI) value greater than ...
➣ Aerosols are defined as : ...
➣ A device in which consists of bags ...
➣ Looping occurs when : ...
➣ The category of devices by which dust ...
➣ A state in which warmer air lies ...
➣ Air pollution from a variety of source ...
❖ Take a qick MCQ Test on
➤ Irrigation
➤ Transportation Engineering
➤ Steel Structure
➤ Soil Mechanics and Foundation
➤ Surveying
➤ Miscellaneous
➤ Pollution (Air and Noise)
➤ Concrete Technology