?What material is commonly used to form absorber strips in flat-plate solar collectors?

A. ?copper
B. ?aluminum
C. ?glass
D. ?PVC


Answer: A

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A customer complained of hard shifting, particularly into first gear and reverse. Technician A says that the blocking ring maybe worn. Technician B says that the clutch may be defective or out of adjustment. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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The rate of water evaporation in a cooling water tower is approximately

A) 1% of the water supplied to the tower for every 10 degrees the water is cooled B) 1 gallon of the water per hour for every 10 degrees the water is cooled C) 10% of the water supplied to the tower for every 10 degrees the water is cooled D) 10 gallons of water per hour for every 10 degrees the water is cooled

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Fiber optic cable is starting to be deployed in the access space more frequently than it was 10 year ago

Indicate whether the statement is true or false

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For safe handling of a double trailer on the road, the _____ must always be in the first position behind the tractor.

Fill in the blank(s) with the appropriate word(s).

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