Sail E0 Webinar
Question
The depth of water while using ultra violet ray treatment for disinfection should be ____
Options:
A .  35cm
B .  46cm
C .  28cm
D .  10cm
Answer: Option D
Answer: (d).10cm

Was this answer helpful ?
Next Question

Submit Solution

Your email address will not be published.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

Latest Videos

Latest Test Papers