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MECHANICAL TECHNOLOGIST GRADE 1 RECOMMENDED EXAM QUESTIONS WITH VERIFIED ANSWERS GRADED, Exams of Water Resources Planning and Management

Cuyamaca College Water Resources Planning and Management

This recommended exam-style study resource is designed to support candidates preparing for the Mechanical Technologist Grade 1 certification under the California Water Environment Association (CWEA). It features carefully developed practice questions aligned with Grade 1 competency standards, each paired with verified correct answers that have been reviewed and graded at an A+ quality level for accuracy and reliability. The content emphasizes foundational mechanical knowledge essential for entry-level technicians in water and wastewater treatment facilities, including basic tools and shop practices, workplace safety, pumps and valves, lubrication, bearings, preventive maintenance, and equipment handling. Ideal for self-paced study, this resource helps learners strengthen core concepts, assess readiness, and build confidence for success on the Mechanical Technologist Grade 1 exam.

Typology: Exams

2025/2026

Available from 02/20/2026

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MECHANICAL TECHNOLOGIST GRADE 1

RECOMMENDED EXAM QUESTIONS WITH VERIFIED

ANSWERS GRADED A+

What is the first thing you do before you begin work on equipment? - - SELECTED

ANSWER 👀 Notify the Operator Maintainer

What is the most common cause of on the job injuries? - - SELECTED ANSWER 👀

Poor Housekeeping

What is the line that goes to the center of a circle? - - SELECTED ANSWER 👀 The

Radius

What is the specific Gravity of a fully charged battery? - - SELECTED ANSWER 👀

1.265

A 3/8 bolt needs what size nut? - - SELECTED ANSWER 👀 5/8

When installing a new belt what is the maximum height a belt shouls sit from the

top of the pulley? - - SELECTED ANSWER 👀 1/16 of an inch. at 1/32in its time to

replace the belt

Radial runout is , and Axial runout is ? - - SELECTED ANSWER 👀 Eccentricity and

Wobble

What is a characteristic of a punch or chisel that could be dangerous? - -

SELECTED ANSWER 👀 A mushroomed head

What is the main cause of boiler failure? - - SELECTED ANSWER 👀

Overpressurized/ Overheating

What is the psi per foot of head pressure? - - SELECTED ANSWER 👀 2.31

What is the order for tapping a new thread? - - SELECTED ANSWER 👀 Taper

Discover Exams of Water Resources Planning and Management Cuyamaca College

Partial preview of the text

Download MECHANICAL TECHNOLOGIST GRADE 1 RECOMMENDED EXAM QUESTIONS WITH VERIFIED ANSWERS GRADED and more Exams Water Resources Planning and Management in PDF only on Docsity!

MECHANICAL TECHNOLOGIST GRADE 1

ANSWERS GRADED A+

What is the first thing you do before you begin work on equipment? - - SELECTED ANSWER 👀 Notify the Operator Maintainer What is the most common cause of on the job injuries? - - SELECTED ANSWER 👀 Poor Housekeeping What is the line that goes to the center of a circle? - - SELECTED ANSWER 👀 The Radius What is the specific Gravity of a fully charged battery? - - SELECTED ANSWER 👀

A 3/8 bolt needs what size nut? - - SELECTED ANSWER 👀 5/ When installing a new belt what is the maximum height a belt shouls sit from the top of the pulley? - - SELECTED ANSWER 👀 1/16 of an inch. at 1/32in its time to replace the belt Radial runout is , and Axial runout is? - - SELECTED ANSWER 👀 Eccentricity and Wobble What is a characteristic of a punch or chisel that could be dangerous? - - SELECTED ANSWER 👀 A mushroomed head What is the main cause of boiler failure? - - SELECTED ANSWER 👀 Overpressurized/ Overheating What is the psi per foot of head pressure? - - SELECTED ANSWER 👀 2. What is the order for tapping a new thread? - - SELECTED ANSWER 👀 Taper

Plug Bottom Why would you use a rubber mallet as opposed to a regular hammer or sledge? - - SELECTED ANSWER 👀 Not to damage what you are striking What is the device used to properly heat a bearing? - - SELECTED ANSWER 👀 Inductive Heater What is the proper tool to install a bearing on a shaft? - - SELECTED ANSWER 👀 A press What causes Iron to rust? - - SELECTED ANSWER 👀 Moisture/Oxidation What is the minimum Oxygen level for safe air quality? - - SELECTED ANSWER 👀 19.5% What is corrosive to concrete and metal? - - SELECTED ANSWER 👀 H2S Hydrogen Sulfide What is not considered a confined space characteristic? - - SELECTED ANSWER 👀 an open area with proper ventilation When Conducting a confined space entry you must test the atmosphere prior to opening, at entry, after opening and every how many minutes until confined space entry is ended? - - SELECTED ANSWER 👀 20 minutes The best place to find out what personal protective gear is necessary when working with a chemical is? - - SELECTED ANSWER 👀 SDS Safety Data Sheet When rigging a piece of equipment that requires a sling, what type of sling gives the highest safe load rating? - - SELECTED ANSWER 👀 a U-Sling When using a micrometer, the part of the micrometer that you grip and turn to adjust it on is called? - - SELECTED ANSWER 👀 The Thimble

Your plant training room needs new carpet, if the length of the room is 30 feet and the width of the room is 54 feet, how much carpet is needed in square yards?

- SELECTED ANSWER 👀 180 square yards a 480 volt system has a resistance of 20 ohms. what is the power consumed in watts? - - SELECTED ANSWER 👀 11520 watts A digester has a radius of 75 feet. what is the surface area of th sludge in the digester in square feet? - - SELECTED ANSWER 👀 17673 square feet You are required to paint a room that is 20ft wide, 30 feet long, and 8 ft high. If your paint covers 200 square feet per gallon, how many gallons of paint will you need? - - SELECTED ANSWER 👀 4 gallons What is the volume of a digester that has a radius of 75 ft and a height of 50 ft in MG? - - SELECTED ANSWER 👀 6.61 MG A wet well measures 30 feet deep, 25 feet wide, and 35 feet long. what is its capacity in gallons? - - SELECTED ANSWER 👀 196350 gallons If a digester is 75 feet tall and 150 ft in diameter what is the volume in MG? - - SELECTED ANSWER 👀 9.91 MG If you are excavating a trench 1500 ft long, 6 ft deep, and 3 ft wide, hot many cubic yards of material will you remove? - - SELECTED ANSWER 👀 1000 cubic yards If you heat a 6.5 inch steel bar from 75 degrees F to 250 degrees F what is the new length of the bar? the coefficient for thermal expansion of steel is .00000633/degrees F. - - SELECTED ANSWER 👀 6.5072 in What is considered important when communicating with the public via telephone? - - SELECTED ANSWER 👀 Courtesy What would be considered important when communicating with the public in person? - - SELECTED ANSWER 👀 Appearance and attitude

If you have been given written instructions that you do not understand, what should you do? - - SELECTED ANSWER 👀 Ask the Author Why would you not paint a wooden ladder OSHA yellow? - - SELECTED ANSWER 👀 The Color can hide cracks in the wood What is the part of a file that you put a handle on? - - SELECTED ANSWER 👀 The Tang What are the formulas for a rectangle and circle? - - SELECTED ANSWER 👀 LxW=A 3.14xR How many gallons of paint would it take to cover 4 walls? - - SELECTED ANSWER 👀 Find the square footage of all walls, and divide by the square footage of paint in the bucket Does a micrometer wrench; Light Click slip until it reaches its place on the dial? - - SELECTED ANSWER 👀 Clicks What tool is used to measure the pitch on a screw? - - SELECTED ANSWER 👀 Thread Gauge What type of metal is used for steam? - - SELECTED ANSWER 👀 Galvanized Steel What is the most important thing to have when threading pipe? - - SELECTED ANSWER 👀 Cutting Fluid/Cutting Oil What happens when you reverse two wires in a 3 phase motor? - - SELECTED ANSWER 👀 The motor reverses direction How would you find the surface area of a clarifier? - - SELECTED ANSWER 👀 3.14xr

When and why do you honk the horn on a forklift? - - SELECTED ANSWER 👀 At a blind intersection and/or corners Who would yell stop to a crane operator when lifting a load? - - SELECTED ANSWER 👀 Normally a spotter, but in case of emergency anyone can yell stop. What does SDS stand for? - - SELECTED ANSWER 👀 Safety Data Sheet What is fishtape used for? - - SELECTED ANSWER 👀 Running wire through Walls or conduit In terms of piping, what does the term "Shedule" mean? - - SELECTED ANSWER 👀 Thickness of pipe wall What kind of pump is most accurate/reliable for sampling? - - SELECTED ANSWER 👀 Peristaltic Pump What does it mean when a pump sounds like it has rocks in it? - - SELECTED ANSWER 👀 Cavitation has occured Other than the pump what is another part of the pump transfer system? - - SELECTED ANSWER 👀 Piping What are two classes of fans? - - SELECTED ANSWER 👀 Axial and Centrifugal What does GFI stand for? - - SELECTED ANSWER 👀 Ground Fault Interruptor What is the device used to measure pH? - - SELECTED ANSWER 👀 Meter/Voltmeter What is the purpose of a dowel pin? - - SELECTED ANSWER 👀 The keep machinery in proper alignment What is a short pipe that is threaded on both sides called? - - SELECTED ANSWER 👀 Nipple. gross.

What do you do before welding? - - SELECTED ANSWER 👀 Perform all safety checks What is the most important thing to know before "rigging"? - - SELECTED ANSWER 👀 The weight of the load What do you do before operating a forklift? - - SELECTED ANSWER 👀 Perform all safety checks If your boss comes into the break room and talk to you what do you do? - - SELECTED ANSWER 👀 Listen and calmly react What is "Hot Work" classified as? - - SELECTED ANSWER 👀 Work with combustible gas When would you re order supplies? - - SELECTED ANSWER 👀 When inventory drops below the resupply level Why is sketching important in maintenance? - - SELECTED ANSWER 👀 To help with diagnosing an issue/making of a tree diagram What is the full scale size of a model that measures 11.25in and is at 1:4 scale? - - SELECTED ANSWER 👀 45 feet What is the most common cause for bearing failure? - - SELECTED ANSWER 👀 It was pressed on wrong

MECHANICAL TECHNOLOGIST GRADE 1 RECOMMENDED EXAM QUESTIONS WITH VERIFIED ANSWERS GRADED, Exams of Water Resources Planning and Management

Related documents

Partial preview of the text

Download MECHANICAL TECHNOLOGIST GRADE 1 RECOMMENDED EXAM QUESTIONS WITH VERIFIED ANSWERS GRADED and more Exams Water Resources Planning and Management in PDF only on Docsity!

MECHANICAL TECHNOLOGIST GRADE 1

RECOMMENDED EXAM QUESTIONS WITH VERIFIED

ANSWERS GRADED A+