Question

Visit a pollution checking sceptre observed the process of conducting air pollution check and recording your feelings you may you may consider the following areas for your record average number of vehicles checked in a certain time period time taken to check each vehicle polluted checked for the process for testing permissible limits of emission of various pollutants measures taken if the Limited gas gases are about the permissible limits

Answer 1

Answer :

1) Average number of vehicles checked in a certain time period

200 cars per day

2) Time taken to check each vehicle –

2 to 3 mins

3) Pollutants checked for -

K value, Oxygen level, Carbon di oxide level, carbon mono oxide

4)The process of testing-

The process is done by using a machine. When it is brought near engine it gives the amount of pollutants in the smoke of vehicle.

5) Permissible limits of emission of various pollutants.

Maximum carbon di oxide that can be present is 200 ppm. Carbon mono oxide is .3 percent standard.

6) Measures were taken if the emitted gases are above the permissible limits.

A certificate is issued if everything is normal.