When a load is placed on a truck with a C-channel, ladder frame, which ONE of the following is true of the C-channel rails?
A. neutral fiber is under compressional force
B. upper flange is under tensional force
C. lower flange is under tensional force
D. the entire rail is under compressional force
Answer: C
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Technician A says excessive drive belt tension can cause wear on the upper, front main bearing. Technician B says maintaining proper oil clearance and a lower viscosity oil will increase the fatigue life of a bearing. Who is right?
A. Technician A B. Technician B C. Both technicians D. Neither technician
What is a blackbody? How do real bodies differ from blackbodies?
What will be an ideal response?
Technician A says that oxygen sensors can be tested using a test light or dwell meter, or a scan tool
Technician B says that conditions can occur that cause the oxygen sensor to be fooled and give a false lean or false rich signal to the PCM. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Among the Etruscan contributions to Rome’s political and religious formation was the introduction of the practice of
a. augury. b. philosophy. c. democratic rule. d. hoplite warfare.