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tcromwell tcromwell
wrote...
Posts: 499
Rep: 1 0
6 years ago
A technician pushes a 50 lb box 4 feet in 2 seconds. The work done is:
 
  A) 200 ft lbs/2 s= 100 ft lbs/s. B) 4 ft lbs.
  C) 50 lbs  4 feet = 200 ft lbs. D) 50 pounds.

 Q. 2

The first check to make whenever working on a water-cooled system is:
 
  A) Outdoor ambient wet bulb temperature. B) Compressor amp draw.
  C) Condenser water flow. D) System operating pressures.
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Replies
wrote...
6 years ago
Ans. to #1

C

Ans. to #2

C
tcromwell Author
wrote...
6 years ago
God bless you! Helped my grade so much.
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