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UP POLICE COMPUTER OPERATORUP POLICE COMPUTER OPERATOR Hard Mock Set 2Hard GK

UP POLICE COMPUTER OPERATOR Mock Test Set 2, Q29: Identify the correct answer for gas used in many electrical fire extinguishers.

A. Oxygen
B. Nitrogen dioxide
C. Carbon dioxide
D. Hydrogen
Correct Answer: C. Carbon dioxide
Explanation: CO2 does not support combustion. Category: UP POLICE COMPUTER OPERATOR. Set: 2.
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