♡ 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 👍 :790
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The category of devices by which dust ...
➣ The Gaussion model is used for prediction ...
➣ Aerosols are defined as : ...
➣ Main impact of Greenhouse effect is : ...
➣ Concentration of ozone in clean air is ...
➣ For gravity settling chamber, settling velocity should ...
➣ Air pollution from a variety of source ...
➣ Concentration of krypton in clean air is ...
➣ Most natural hydrocarbons in air from : ...
➣ Radiations which are not deflected by magnetic ...
❖ Take a qick MCQ Test on
➤ Fluid Mechanics and Hydraulics
➤ Soil Mechanics and Foundation
➤ Steel Structure
➤ Irrigation
➤ Pollution (Air and Noise)
➤ Concrete Structure
➤ Solid Waste and Waste Water Treatment
➤ Building Material