Flame proof motors are designed for
(i) explosive atmosphere
(ii) moisture free atmosphere
(iii) dust free atmosphere
Select the CORRECT option from the given options.1
(iii) only
2
(ii) only
3
(i) only
4
(ii) and (iii) only
Flame proof motors are designed for
(i) explosive atmosphere
(ii) moisture free atmosphere
(iii) dust free atmosphere
Select the CORRECT option from the given options.