Environmental Engineering In Ce - Study Mode
[#106] Ionisation potential employed in the industrial electrostatic precipitator is of the order of
Correct Answer
(A) 30 to 70 kV DC
[#107] Presence of dissolved impurities of __________ is responsible for the red brownish color of water.
Correct Answer
(C) Iron & manganese
[#108] Presence of __________ hardness is responsible for the temporary hardness in water.
Correct Answer
(B) Calcium
[#109] Radioactive solid nuclear wastes are disposed off by
Correct Answer
(D) Underground burial in concrete containers
[#110] Particulates (< 1μm size) remaining suspended in air indefinitely and transported by wind currents are called
Correct Answer
(D) Aerosols