In an extension spring, active coils include:
A. all coils
B. all coils minus the two end coils
C. all coils minus one of the two end coils
D. only those coils engaged in action
Answer: A
You might also like to view...
Which of the following types of transformers can be ventilated, air-cooled, or sealed?
a. Dry-type transformers b. Less-flammable liquid-insulated transformers c. Oil-insulated transformers d. Nonflammable fluid-insulated transformers
When nozzles problems are apparent, the nozzle should be removed using ____ and replaced.
A. a special nozzle wrench B. adjustable pliers C. a pipe wrench D. Both a and b.
Air in the brake hydraulic system can cause all of these EXCEPT ________
A) Lower than normal brake pedal B) Hard brake pedal C) May require the driver to "pump up" the brakes before they will stop the vehicle D) Spongy brake pedal
During an AC performance test, an R-134a air conditioning system has a measured center duct outlet temperature of 59 degrees F. A manifold gage set shows low side pressure ranges between 35-45 psi and the high side pressure ranges from 250-400psi. Shop Temperature is 72 degrees F. What is most likely the cause?
a. The system has insufficient charge and may be leaking b. The system contains air with the refrigerant c. The TXV is restricted and not allowing enough refrigerant to flow d. The compressor is defective