Millwright Red Seal Study 1 Questions and Answers 100% Correct.
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Course
Millwright
Institution
Millwright
Which of the following best describes a free flow control valve?
A) It is the simplest form of directional control allowing flow in one direction only
B) They are used to prevent a load suspended by a cylinder from free fall
C) They operate actuators at different times
D) They make a humming so...
Millwright Red Seal Study 1 Questions
and Answers 100% Correct.
Which of the following best describes a free flow control valve?
A) It is the simplest form of directional control allowing flow in one direction only
B) They are used to prevent a load suspended by a cylinder from free fall
C) They operate actuators at different times
D) They make a humming sound when activated
E) They control the rate of fluid flow in a hydraulic circuit - ANSWER-E) They control the
rate of fluid flow in a hydraulic circuit
A lifter is a solid or hydraulic device that connects the:
A) crankshaft and the piston.
B) camshaft and the pushrod
.C) piston and the rocker arm.
D) rocker arm and the valve. - ANSWER-B) camshaft and the pushrod
1. Who is responsible for safety in the workplace?
A) The employer
B) The employee
C) The general public
D) All of the above - ANSWER-D)All of the above
On a small impulse steam turbine the nozzle ring is located and bolted in place:
A) at the steam chest side.
B) near the exhaust outlet.
C) at the reversing chamber.
D) next to the second rotor. - ANSWER-A) at the steam chest side.
1. What is nominal pipe size based on?
A) Outside diameter
B) Inside diameter
C) The type of factory heat treatment used
D) The process of manufacture - ANSWER-B) Inside diameter
1. A scaffold is designed for static loads and accelerating loads.
A) True
B) False - ANSWER-B) False
1. A fire alarm system can provide how many types of signals?
A) 5
,B) 4
C) 3
D) 2 - ANSWER-C) 3
1. The flow properties above the pour point are usually the same as the flow properties
at the flow point.
A) True
B) False - ANSWER-B) False
What type of valve is usually installed with a rupture relief valve?
A) Butterfly
B) Plug
C) Balanced
D) Needle - ANSWER-B) Plug
1. The Workplace Hazardous Materials Information System is designed to protect the
worker from exposure to harmful substances.
A) True
B) False - ANSWER-A) True
1. With hydraulics, when applying sealant to a pipe thread it is important to avoid the
first _____ from the end of the pipe.
A) 4
B) 3
C) 2 - ANSWER-C) 2
1. The type of oil filter that traps small particles in a fibrous material is the ______ filter.
A) surface
B) depth
C) edge
D) centrifuge - ANSWER-B) depth
1. On an electric governing system the sensors:
A) detect speed.
B) generates an output signal for the actuator.
C) moves the fuel metering control to change the amount of fuel delivered.
D) do all of the above. - ANSWER-A) detect speed.
1. The WHMIS system requires ____types of identification.
A) 5
B) 4
C) 3
D) 2 - ANSWER-C) 3
1. Which of the following best describes copper and brass pipe?
A) It is used for its corrosion resistance but not at hydraulic pressures
, B) It can not be used for high pressure and high temperatures
C) They offer excellent corrosion resistance but they catalyze the oxidation of hydraulic
fluid
D) It is mainly used in pipes that carry a corrosive product at high temperatures and
pressure
E) It is the most common material for making pipe - ANSWER-C) They offer excellent
corrosion resistance but they catalyze the oxidation of hydraulic fluid
1. In line check valves are available in a range of flows up to _____ gpm.
A) 250
B) 165
C) 100
D) 87 - ANSWER-C) 100
1. When a piston on an engine travels from the Top Dead Centre position to the Bottom
Dead Centre position and takes on fuel, the piston has traveled thru the _____ stroke.
A) intake
B) compression
C) power
D) exhaust - ANSWER-A) intake
1. The efficiency of a gas turbine can be reduced by:
A) contaminants in the engine air supply.
B) abrasive particles eroding the blades.
C) fuel not fully vaporized.
D) all of the above. - ANSWER-D) all of the above.
1. When selecting materials for a gasket the following should be taken into
consideration:
A) flange face design.
B) pressures.
C) flange face finish.
D) temperatures.
E) medium to be sealed.
F) all of the above. - ANSWER-F) all of the above.
1. Which of the following is true with respect to comparing a servo valve to a
proportional valve?
A) A servo uses a solenoid to operate the valve instead of a torque motor
B) A servo valve always has a mechanical feedback mechanism built into it
C) A servo is more rugged and dirt tolerant than a proportional valve
D) A servo valve is less expensive - ANSWER-B) A servo valve always has a
mechanical feedback mechanism built into it
1. Given that a 4:1 ratio torque multiplier has an efficiency of 10% it would require ____
ft-lb to tighten a nut to 1600 ft-lb of torque.
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