A widely used post-type adjustable wood shore is elevated to the desired final height using a _____.
a. come-along
b. pry bar
c. removable jack wrench
d. screw jack
c. removable jack wrench
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Two common methods used to control the voltage applied to the motor are autotransformer control and ____.
a. triac control b. parallel impedance c. steps speed control d. diac control
A contractor is asked to purchase parts for a geothermal system. The? supplier gives contractors double discounts of 8% and 5%. If the parts were listed at $417.00, what is the final bill amount?
Fill in the blank(s) with the appropriate word(s).
A(n) ____________________ is the same type of device as a contactor in terms of the ampere rating of the device, but it has a means of overload protection in it.
Fill in the blank(s) with the appropriate word(s).
Animal rights activists contend that modern farming is controlled by large ____________________ that care only about profits and not about the welfare of animals
Fill in the blank(s) with correct word