CWEA Mechanical Technologist II Exam Questions and Correct Answers Latest Update
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CWEA Mechanical Technologist II
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CWEA Mechanical Technologist II
CWEA Mechanical Technologist II Exam Questions and Correct Answers Latest Update
Carbon Dioxide fire extinguishers are intended for use on what class of fires? - Answers Class B and class C
How does CAL-OSHA define a confined space? - Answers Limited or restricted means of entry or exit, large e...
CWEA Mechanical Technologist II Exam Questions and Correct Answers Latest Update 2024-2025
Carbon Dioxide fire extinguishers are intended for use on what class of fires? - Answers Class B and class
C
How does CAL-OSHA define a confined space? - Answers Limited or restricted means of entry or exit,
large enough to bodily enter and perform work, and is not designed for continuous human occupancy.
What section of an MSDS gives safe exposure limits based on OSHA guidelines? - Answers Hazardous
information and ingredients.
The tool rest on a grinder should be positioned within ________________________________ of the
wheel surface to prevent stock from getting caught. - Answers 1/8 inch.
Pneumatic tools should all be equipped with what? - Answers Air line lubricator.
What is the purpose of a cage in anti friction bearings? - Answers Properly space the rolling elements
and guide them through the load zone.
The reducer located on the suction side of a horizontally mounted centrifugal pump should be what? -
Answers Eccentric.
When aligning a piece of equipment what should you do first? - Answers Complete the vertical part of
the alignment first.
When dealing with screw threads, UNC stands for what? - Answers Unified national coarse.
What is backlash on a gear? - Answers The play between gears that prevents binding.
What is the initial step in preparation for installation of machinery? - Answers Locate the baselines.
What is the most popular welding process in use today? - Answers Shielded metal-arc.
You have been informed that your centrifugal pump was discharging properly and now it is not, what is
the issue? - Answers Air or vapor in liquid.
If you have been given written instructions that you don't understand, what should you do? - Answers
Ask the author for clarification.
An SCBA is used for what kind of work? - Answers Escape and rescue.
When is a piece of equipment considered LOTO and safe to work on? - Answers When you have brought
the machine to zero energy state using LOTO.
Prescription eyeglasses that can be worn in an industrial setting must be approved by what agency? -
Answers ANSI.
What is the device on a power tool that cuts off power when released? - Answers Deadman switch.
,What type of saw is designed to cut wood with the grain? - Answers Ripsaw.
What are the two primary types of anti-friction bearings? - Answers Ball and roller.
What are the two types of positive displacement air compressors? - Answers Reciprocating and Rotary.
What is the purpose of a shaft sleeve? - Answers Protect the pump shaft.
What is the purpose of surface skimming sprays? - Answers Scum collection.
What is alternating current? - Answers Current flow that is continuously reversing in direction.
What is the area on a centrifugal pump that holds the packing? - Answers Stuffing box.
In a mechanical drawing a dashed line ----- represents what? - Answers A hidden line.
When ordering sheet steel, you should designate the thickness by what? - Answers Gauge number.
What is the most widely used of all smaller sized pipe valves? - Answers Globe valve.
Receiving job instruction and planning equipment use is a part of what? - Answers Job preparation.
Anticipating other tasks or problems does what? - Answers Sharply reduces the number of emergencies.
Making job planning a group effort does what? - Answers Improves productivity.
The NEC identifies environments that contain flammable vapors and gases as which class of hazardous
location? - Answers Class I.
What reduces high voltages and currents to safe values for measurements? - Answers Instrument
transformers.
What is always required when working in a confined space? - Answers Continuous air monitoring.
Oxygen deficiency occurs when the oxygen level is less than what by volume? - Answers 19.5% by
volume.
Where is the best place to find out what personal protective gear is necessary when working with a
chemical? - Answers MSDS or SDS.
The lack of an unpleasant odor in a manhole, lift station or other structures does not always mean that
dangerous gases are not present because why? - Answers Some dangerous gases have no odor.
What is the first step to take when preparing to perform maintenance or repairs on an operating piece
of equipment? - Answers Notify all affected employees that equipment is going to be locked out and
explain the reason for the lock out.
Rubber safety gloves should be tested how often? - Answers Every 6 months.
, Rubber safety blankets should be tested how often? - Answers Every 12 months.
What is the interrupting current of a GFIC receptacle? - Answers 5-6 mA.
What type of stepladder is forbidden while working on electrical equipment? - Answers Aluminum.
What is the killer of electrical shock? - Answers Current.
The relationship between an electric current and a magnetic field is called what? - Answers
Electromagnetism.
An on-off switch with overload relays is called what? - Answers Manual starter.
The amount of potential difference a layer of insulation can withstand is called what? - Answers
Dielectric strength.
What is the current in amperes of a 120-volt circuit with a resistance of 60 ohms, using Ohm's law? -
Answers 2.0 amperes.
What is the current of a 120-volt circuit with a 1440-watt load? - Answers 12 amperes
What is the current of a circuit that consumes 625 watts through a 12.75-ohm resistor? - Answers 7
amperes.
A wet well measures 30 feet deep, 25 feet wide and 35 feet long. What is the capacity in gallons? -
Answers 196,350 gal.
What is the amp-load of a three-phase, 0.5-hp, 230-volt motor with an efficiency rating of 92% and a
power factor of 80%? - Answers 1.27 amps.
A three-phase, 460-volt motor draws a current of 52 amperes. The motor has an efficiency rating of 94%
and power factor of 80%. What is the horsepower? - Answers 41.7 hp.
A holding tank requires chlorination to 2.5ppm. The tank holds 3.5MGal. How many pounds of chlorine
will be needed? - Answers 73 lbs.
What is the correct name for "voltage" or electromotive force? - Answers Potential difference.
A rate of flow of one coulomb per second is called what? - Answers One ampere.
The NEC defines a qualified person as some who? - Answers Is familiar with equipment operations and
hazards.
The insulation in a capacitor is called what? - Answers Dielectric.
What kinds of bearings are used when a motor is to be mounted horizontally? - Answers Radial.
Wires and cables can be classified according to their what? - Answers Covering.
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