EMISSION CONTROL SYSTEM - Quiz

1) Which is the source of pollutant gases with hydro carbon?

From fuel tank evaporation From carburettor evaporation From crank case blow by From exhaust system

2) Which is less harmful emission elements after convert by catalytic converter

Co<sub>2</sub> + Hc + H<sub>2</sub>O NOx + Co<sub>2</sub> + Pm H<sub>2</sub>0 + CO<sub>2</sub> + Nitrogen Pb + CO<sub>2</sub> + Nox

3) Which is harm full emission element produced by an internal combustion engine?

Co<sub>2</sub> + Hc + H<sub>2</sub>O H<sub>2</sub>0 + CO<sub>2</sub> + Nitrogen CO + HC + NOx Pb + CO<sub>2</sub> + Nox

4) Where the positive crank case ventilation fitted?

Muffler and air cleaner Controller and air cleaner Feed pump and air cleaner Engine breather and air cleaner

5) What is the use of catalytic converters?

Control the noise Control the emission Control the temperature Control the fuel consumption