Millwright exam bundle questions and answers GRADED A

The breaking strength of rope is a. force needed to pull rope b. force needed to tear rope c. force needed to break the rope d. force needed to stretch rope - ANSWER-c. force needed to break the rope

chain wrench - ANSWER-used when working on a pipe that is too close to a wall handle pipes up to 18in in diameter strap wrench - ANSWER-go up to 12in used on pipe or round material does not mar Spanner Wrench - ANSWER-made for specific purposes usually furnished with the tool taper gau...

What is pressure defined as? - ANSWER-Force per unit area F=(P)(A) What is the pressure of the Earth's atmosphere at sea level? - ANSWER-14.7 psi How is power defined? A. The rate or velocity at which power is done B. The rate or velocity at which work is created C. The speed of the veloci...

1. Of a block and tackle with five rope falls and minimum friction, how much force is needed to retain 250lbs? a. 50 lbs b. 100 lbs c. 250 lbs d. 75 lbs - ANSWER-a. 50 lbs 250lbs/5 = 50 lbs 2. What diameter rope is needed to support two tons using a vertical lift? a. ½" b. ¾" c...

The fraction equivalent of 6.125 is _________. - ANSWER-6 1/8 (p. 1.3/Table 1) The decimal equivalent of 9/16 inch is ________. - ANSWER-.05625 (p. 1.3/Table 1) One atmosphere equals ________ pounds per square inch. - ANSWER-14.696 (p. 1.5/Table 3) If the opposite side in Figure 1 is 4 feet...

The best method of alignment to apply when shafts can not be axially secured is? - ANSWER-cross dialing Sag corrections in dial setting are applied only to? - ANSWER-vertical rim readings limitations in use of cross dialing methods include substantial brackets for long spans, less accuracy ove...

Preventive maintenance - ANSWER-is the periodic inspection and maintenance of plant assets and equipment to uncover conditions that may to equipment failure or shortened life This measures the amount of contaminants per litre of fluid. a. ferromagnetic analysis b. total base number c. infrared...

saddle - ANSWER-the safe working load of a rigging hook is accurate only when the load is suspended from the ______________ of the hook 15 - ANSWER-OSHA requires that a hook be replaced if the throat has opened _____ percent or more from it's original size. 40 - ANSWER-A hook that is point lo...

1. Calculate the accurate belt length for the following: Large diameter pulley is 11.25" and the small diameter pulley is 6.125". Shaft centers are 17.5" apart. a. 62.65" b. 62.00" c. 73.98" d. 62.28" - ANSWER-a. 62.65" L=2C+1.57(D1+d2)+[(D1-d2)²/4C] L=2(17.5)+1.57(11.25+6.125)...

What are the principle parts of a friction bearing housing? - ANSWER-Base, Base bolt slots, cap and cap bolt holes. What are friction bearing housings made from adn what factors influence the choice of housing? - ANSWER-Cast Iron, Cast Steel, Fabricated Steel. Choice depends on the Load, The Rot...

1. What type of oil or grease would be used in a heavy load situation? a. Synthetic oil b. Extreme pressure lubricant c. Mineral oil d. Any hydraulic fluid - ANSWER-b. Extreme pressure lubricant 2. The most common measurement of kinematic viscosity is what? a. Viscosity b. Centistok...

Area of Triange - ANSWER-A=1/2bh Area of a circle - ANSWER-A=πr² Volume of a rectangular solid - ANSWER-V=lwh Volume of a cylinder - ANSWER-V=πr²h Volume of a sphere - ANSWER-V=4/3πr³ Volume of a pyramid - ANSWER-V=1/3Bh Volume of a cone - ANSWER-V=1/3πr²h Circumference ...

Advantage of using a chain coupling is that they A. Are easy to disconnect B. Are non-lubricating C. High vibration dampening capabilities D. All the above - ANSWER-A. Are easy to connect A coupling that could be used for high torque or power application is the A. Sleeve coupling B. Roll...

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 sou...