What is a solenoid valve?
What will be an ideal response?
Solenoid valves are electrically operated valves that open and close automatically by energizing or de-energizing a coil of wire.
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The following grafts are examples of apical graftage: ________, ________, ________, and ________.
Fill in the blank(s) with the appropriate word(s).
Synchronous motors are sometimes operated without load to help correct plant power factor. In this mode of operation, they are called ____________________.
Fill in the blank(s) with the appropriate word(s).
A pump raises the pressure of 2 kg/s of water from 40 kPa to 6 MPa. The minimum pump horsepower is nearest:
A) 10 hp B) 12 hp C) 16 hp D) 20 hp
The working load limit of a chain is usually equivalent to what percentage of the tensile strength rating of the steel it is made of?
A. 25 percent B. 50 percent C. 75 percent D. 100 percent