Which type of valve is used to prevent material flow in the wrong direction?
a. Butterfly valve
b. Balancing valve
c. Gate valve
d. Check valve
d. Check valve
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Irrigated fields with high levels of salts are said to be ____________________
Fill in the blank(s) with the appropriate word(s).
Pressed-in valve ________ are used in aluminum heads
A) Guides B) Seat inserts C) Springs D) Both A and B
Two technicians are discussing the lifting of a vehicle. Technician A says to put the pads of a lift under the pinch weld seams of a unit-body vehicle. Technician B says to place the pads as far apart as possible on the frame of a full-frame vehicle. Who is right?
A) A only B) B only C) Both A and B D) Neither A nor B
In the tolerance zone symbol H8, the H stands for a(n) ____________________ dimension.
Fill in the blank(s) with the appropriate word(s).