♡ 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 👍 :760
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Epinasty in leaves is due to : ...
➣ A device which dust in a gas ...
➣ Blue baze in forest area is produced ...
➣ Hydrocarbon which may damage plants : ...
➣ A device in which gas is ...
➣ Most dangerous hydrocarbon found in the automobile ...
➣ Concentration of ozone in clean air is ...
➣ Air pollution from a variety of source ...
➣ Most commonly used control device for particulate ...
➣ Most natural hydrocarbons in air from : ...
❖ Take a qick MCQ Test on
➤ Steel Structure
➤ Surveying
➤ Pollution (Air and Noise)
➤ Concrete Structure
➤ Building Material
➤ Strength of Material
➤ Fluid Mechanics and Hydraulics
➤ Transportation Engineering