Why is it important to heat braze joints as quickly as possible?
What will be an ideal response?
The longer that copper is kept at the higher brazing temperature, the greater the formation of copper oxide, and nearby valves may be overheated.
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Plants that have two copies of each chromosomes are:
a. diploids c. hexaploids b. polyploids d. tetraploids
List safety considerations for torque inspection of blade bearing fasteners located on the exterior of the hub.
What will be an ideal response?
Compute the support reactions for the arch in Figure P6.25. (Hint: You will need two moment equations: Consider the entire free body for one, and a free body of the portion of truss to either the left or right of the hinge at B.)
Technician A says that an electronic throttle control uses a stepper motor. Technician B says that an electronic throttle control uses a vacuum controlled module to keep the throttle at a 16%-20% throttle opening. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B