CWEA Practice Test Questions and
Answers () | 100%
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Which welding process is most commonly used for SMALL pipe maintenance welding? -
ACCURATE>>OxyAcetylene gas welding
What is the proper definition of an engine? - ACCURATE>>It is a machine designed to convert energyinto
useful mechanical motion
What is wet stacking and how can it be prevented? - ACCURATE>>It is unburned fuel collecting in the
exhaust due to light or no load conditions
To check flywheel face runout, where should the dial indicator be positioned? - ACCURATE>>Thebase
on the bell housing and pointer on the flywheel face
If a 38-tooth gear running at 360 rmp is driving another gear at 144 rmp what is the number of teeth on
the driven gear? - ACCURATE>>95
Which of the following is required for a sealed ball bearing? - ACCURATE>>It does not need to be
lubricated under normal use
A DAFT is an acronym meaning: - ACCURATE>>Dissolved Air Flotation Thickener
What is the governing agency that permits odor control systems? - ACCURATE>>AQMD
At what pressure rating would you use a blower instead of a fan? - ACCURATE>>7 psi
Which of the following valves is unsuitable for high-pressure flow? - ACCURATE>>A needle valve
This study source was downloaded by 100000888206670 from CourseHero.com on 09 -02-2024 07:46:41 GMT -05:00
, A sodium hypochlorite tank's full working capacity is 23,000 gallons. Its current level is at 1,200 gallons.
How many gallons does the delivery driver need to add to bring it to 70% capacity? -
ACCURATE>>14,900 gal.
What is the result if 6/8 " is converted to decimal form? - ACCURATE>>.75
What is the conversion of 100° Celsius into Fahrenheit? - ACCURATE>>212°
If 17.32 v are applied across a resistance of 50 ohms, how much power is extended in the resistor? -
ACCURATE>>6.0 watts
A standard steel plate is 4' wide, 8' long, and 1' thick. If steel weighs 490 lbs/ft^3, what is the total weight
of this plate? - ACCURATE>>1,306.6 lbs
What is the volume in cubic feet of carbon media that is 6' thick in clarifier that has 50' diameter and is
20' deep? Round answer to the nearest cubic foot. - ACCURATE>>11,781 ft^3
A 150-watt, 120-volt lamp burns constantly for 8 hours at a rated voltage. What is the energy used in
watts/hours? - ACCURATE>>1,200 watts/hours
Which of the following is 12/16 of one inch equal to? - ACCURATE>>3/4 inch
The property if an electrical circuit restricts the flow of current and: - ACCURATE>>resistance
Which of the following can burn the insulation of the supply connections at the motor starter? -
ACCURATE>>The connections are loose or have poor contacts
Where do you start troubleshooting when an electrical motor fails to operate after observing a
mechanical failure? - ACCURATE>>At the power source
What does NEC stand for? - ACCURATE>>National Electrical Code
This study source was downloaded by 100000888206670 from CourseHero.com on 09 -02-2024 07:46:41 GMT -05:00
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