Discuss how the intermediate lever is designed to work.
What will be an ideal response?
Many parking brake installations also have an intermediate lever under the vehicle body to increase the application force even more. The intermediate lever also is designed to work with the equalizer to ensure that force is applied equally to both rear wheels. Intermediate levers are most common on large cars and trucks that need greater force to apply the parking brakes.
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Telescopic-boom modes refer to which of the following?
a. The percentage and sequence in which the boom sections are extended b. Whether the boom is extended by cables or hydraulic actuators c. Whether the boom position is above or below the horizontal d. Whether the lift occurs from the main boom or a jib extension
What is the purpose of a capacitor in an AC motor circuit?
A) It holds a one-time charge to help the motor start. B) It boosts voltage like a transformer. C) It offsets inductive reactance. D) It provides circuit overload protection.
The pressure of a low-pressure chiller is raised for leak testing by:
A) Adding refrigerant to the chiller bundle. B) Adding nitrogen to the chiller bundle. C) Circulating warm water through the chiller bundle. D) Operating the chiller.
Find the numerical values of the literal constants.
