Question

technician a says that some states require emissions testing with only a gas analyzer. technician b says that some states require emissions testing with an exhaust analyzer and chassis dynamometer. who is correct? a. technician a b. technician b c. both technician a and technician b d. neither technician a nor technician b

Explanation:

Different states have different emission - testing requirements. Some states do use only a gas analyzer (like in simple idle - mode tests), while other states use more comprehensive setups such as an exhaust analyzer (to measure emissions) and a chassis dynamometer (to simulate vehicle operation on the road).

Answer:

C. Both Technician A and Technician B