Discussion Forum : Air Pollution Control Engineering
Question - Ringelmann chart is used for the evaluation of __________ pollution
Options:
A .  Water
B .  Radioactive
C .  Air
D .  Noise
Answer: Option C
Submit Your Solution Below and Earn Points !
Next Question
Submit Your Solution hear:

Your email address will not be published. Required fields are marked *

© Lakshya_Education.com, All Right Reserved.
Contact Us services