While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about _____________ °C ?
(A) 1800
(B) 2000
(C) 2400
(D) 3000
While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about _____________ °C ?
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