With proper reason suggest type of enclosure for electric drives used in coal mines.

With proper reason suggest type of enclosure for electric drives used in coal mines.
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Answer :

Flame-proof type of enclosure for electric drives is used in coal mines. 


Reason: - Coal mines are very hazardous, prone to flame and explosions. Under such conditions, flame proof type are safer to use in coal mines. Flame-proof motors are designed to withstand any explosions or flames produced within them (due to arcs, sparks, or flashes) without igniting the surrounding flammable gases or vapors.

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