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.
C
You might also like to view...
In a formal design the focal point, the tallest or most striking plant, is usually placed in a corner
Indicate whether the statement is true or false
A stepper motor changes the expansion valve opening in the _____
a. thermal-electric expansion valve b. electronically controlled expansion valve c. externally equalized expansion valve d. heat motor expansion valve
The ____________________ manager holds the highest position in the service department and has the overall responsibility for the service department.
Fill in the blank(s) with the appropriate word(s).
Which of the following is NOT true of visual inspection of crops?
a. May uncover shortages b. Notes critical shortages only after yield is impaired c. Does not tell how much of a nutrient to apply d. Highly reliable in identifying the types of shortages