0 votes 0 votes There are $20,000$ vehicles operating in a city with an average annual travel of $12,000$ km per vehicle. The NOx emission rate is $2.0$ g/km per vehicle. The total annual release of NOx will be $4,80,000$ kg $4,800$ kg $480$ kg $48$ kg Traffic Engineering gate2018-ce-1 transportation-engineering traffic-engineering statistical-analysis-of-traffic-data + – gatecse asked Feb 17, 2018 • recategorized May 22, 2021 by Chandanachandu gatecse 4.0k points answer See all 0 reply