Damage caused by small rodents when they chew away the bark around small stems is called what?
a. stripping c. constricting
b. pinching d. girdling
D
girdling
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A flow switch used with ____ may start a motor when flow occurs, and stop the motor when there is no flow.
a. on-off circuit b. short circuit c. three-phase circuit d. single-phase circuit
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In a three -speed Simpson gear train, if the sun gear is stationary, the transmission is in ________.
A) Second gear B) Reverse C) First gear D) Third gear
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____ are generally used to cut thin material such as metal.
a.Coping saws b.Wallboard saws c.Hacksaws d.Keyhole saws
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The circuit in Figure 12-3 is known as a ________ filter
A) band-pass B) low-pass C) notch D) high-pass
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