♡ 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 👍 :722
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ A device in which consists of bags ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ Main impact of Greenhouse effect is : ...
➣ A device which dust in a gas ...
➣ A shall discrete mass of solid or ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ A blue line along the gum is ...
➣ Blue baze in forest area is produced ...
➣ A state in which warmer air lies ...
➣ Killing of tissue from air pollutants is ...
❖ Take a qick MCQ Test on
➤ Water Supply
➤ Steel Structure
➤ Surveying
➤ Soil Mechanics and Foundation
➤ Hydrology
➤ Solid Waste and Waste Water Treatment
➤ Strength of Material
➤ Building Material