Quantcast Questions for Self-study - mo4050242

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6.3 Questions for Self-study
Instructions:  Choose the one answer you believe is correct. Answers to questions
are in Appendix F.
6-1 Glazing are breaking repeatedly on one collector of an array. What is the most
likely cause?
a)
Defective glass
b)
Vandalism
c)
Incorrect collector tilt angle
d)
Out of square collector frame
6-2 Which direction are collectors most likely to be forced by wind?
a)
Down
b)
UP
c)
North
d)
South
6-3 What is the first step in collector array flow balancing?
a) Reduce the flow slightly through the bank with the lowest
outlet temperature
b) Reduce the flow slightly through the bank with the highest
outlet temperature
c) Open all the balancing valves all the way
d) Close all the balancing valves all the way
6-4 What is the best way to connect sensor wires together?
a) Twist the wires together, fill the wire nut with silicone
and twist the wire nut on the wires
b) Twist the wires together, twist the wire nut on the wires and
fill the wire nut with silicone
c) Solder the wires together and cover with tape
d) Use wire nuts and cover with tape
6-5 Which of these must be done to fiber glass insulation used outside?
a)
Painting
b)
Jacketing and painting
c)
Jacketing
d)
Nothing
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6.3 QUESTIONS FOR SELF-STUDY





 


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