Question

For high sensitivity or selectivity environmental sensors to sense the gaseous chemical like _________

(a) CO2

(b) NO3

(c) O2

(d) NO

Answer 1

The correct option is (d) NO

Easy explanation: For high sensitivity or selectivity environmental sensors to sense the gaseous chemical like NO. The other gases are that are to be sensed is CO, NO, NO2 and O3 in high traffic environments are fabricated.