Why are centrifugal circulating pumps relatively small in size?
What will be an ideal response?
Since the system is filled with water, it doesn't take a lot of pressure to push the water around the loop.
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Stored cuttings should be allowed to dry out, though it does not hurt them to become extremely wet
Indicate whether the statement is true or false
The development of electric trolleys in the late 19th century transformed the American city by
A. transforming the American city into a compact and communal "walking city." B. enabling cities to build upward as well as outward. C. separating the mass transportation of the working class from the private vehicles of the wealthy. D. enabling cities to plan streets along regular grid lines. E. creating distinct districts devoted to residential neighborhoods, commerce, and industry.
The three-hinged parabolic arch in Figure P6.24 supports 60-kip load at the quarter points. Determine the shear, axial load, and moment on sections an infinitesimal distance to the left and right of the loads. The equation for the arch axis is y = 4hx 2 /L 2 .
Which of the following is not a factor that determines whether an arcing fault escalates to an arc flash/bast?
A. Available fault current B. Size of load C. Overcurrent protective device D. Location of fault in circuit