A ________ is a device that controls the flow of electricity on a circuit for a certain amount of time.
a. four-way switch
b. timer
c. motion sensor
d. single-pole switch
b. timer
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The ____________________ bath air cleaner is a common type of air filter used in older engines.
Fill in the blank(s) with the appropriate word(s).
Determine the height of gage blocks required to set an angle of 17o22' on a 5'' sine plate. Give your answer to the nearest thousandth inch.
A. 1.735 B. 1.888 C. 1.492 D. 1.012
Technician A says that wet asbestos is known as hazardous waste. Technician B says that dry asbestos is known as solid waste. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
For a gravity system to work, the primary water supply must be __________ feet above the highest point in the water distribution system.
A. 50 B.100 C. 150 D. 300