A solar hot water system is heating 7 gallons of water from 62°F to 93°F each minute when it is operating.  How much heat is it collecting each minute when it is operating??

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


1,736 Btu/min

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____________________ are used to remove or install pressed-fit parts on shafts, like gears, bushings, and bearings.

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

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For the circuit shown in Figure P2.58, assume iS = 5 A, R1 = 10 ? , R2 = 7 ? , R3 = 8 ? , R4 = 4 ? , and R5 = 2 ? . Find: a. The number of nodes in the circuit. b. The power delivered by the source iS . c. The equivalent resistance seen by the source iS .



What will be an ideal response?

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A bolt that is threaded into a casting is often called a ________

A) Cap screw B) Stud C) Block bolt D) Crest bolt

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Most common digital integrated circuits can easily be used to drive high-current loads

Indicate whether the statement is true or false

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