Engineering, 13.06.2020 02:57 SOFIA3402
Question 3 (5 points)
Two HVAC/R technicians are discussing the use of flaring tools. Technician A says
that a flaring tool is used to form the end of piece of copper tubing to allow it to be
connected using a flare nut and fitting. Technician B says that a double flare is used
on connections that will be repeatedly loosened and retightened. Which one of the
following statements is correct?
Only Technician A is correct.
Only Technician B is correct.
Both Technician A and Technician B are correct.
Neither Technician A nor Technician B is correct.
Answers: 2
Engineering, 04.07.2019 16:10
The force on a cutting tool are 2600n vertically downward and 2100 horizontal. determine the resultant force acting on the tool and the angle at which it acts.
Answers: 1
Engineering, 04.07.2019 18:10
Which of the following ziegler nichols tuning methods the response of the controller to a step input should exhibit an s-shaped curve? a)-open loop mode b)-closed loop mode c)-both modes (open & closed) d)-none of the modes (open & closed)
Answers: 3
Engineering, 04.07.2019 19:10
How to increase the thermal officiency of an ideal simple rankino cycle? among these methods, which one is the best and why?
Answers: 2
Engineering, 04.07.2019 19:10
With increases in magnification, which of the following occur? a. the field of view decreases. b. the ambient illumination decreases. c. the larger parts can be measured. d. the eyepiece must be raised.
Answers: 1
Question 3 (5 points)
Two HVAC/R technicians are discussing the use of flaring tools. Technician A...
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