Answer :

To determine the correct operating brake air pressure for the Castle School of Trade, let's look at each of the options provided:

a. 85 to 100 psi
b. 120 to 125 psi
c. 45 to 20 psi
d. 80 to 60 psi

For vehicles that use air brakes, there is a typical range for safe operating brake air pressure. According to various standards and general knowledge about vehicle air brake systems, the normal operating range is usually around 85 to 100 psi. This range ensures that the brakes function properly without risking too low or too high of pressure, which could lead to braking system failure or issues.

Therefore, the correct operating brake air pressure from the options given is:

a. 85 to 100 psi

This range ensures optimal performance and safety for vehicles equipped with air brake systems.

Thanks for taking the time to read Operating brake air pressure should be A 85 to 100 psi B 120 to 125 psi C 45 and 20 psi D 80 and 60. We hope the insights shared have been valuable and enhanced your understanding of the topic. Don�t hesitate to browse our website for more informative and engaging content!

Rewritten by : Barada