Exam (elaborations)
MSSC Maintenance Awareness Final Exam
- Course
- Institution
MSSC Maintenance Awareness Final Exam...
[Show more]
Content preview
MSSC Maintenance Awareness FinalExam
What are the three essential components of a chain drive system? - Answer: Chain,
driver sprocket, driven sprocket.
What is the sprocket ratio for a chain drive system with a driven sprocket with 54
teeth and an 18-tooth driver sprocket? - Answer three.
A chain drive system includes a driver sprocket with 24 teeth and a driven sprocket
with 72 teeth. If the driver shaft has 633 ft-lbs of torque, how much torque will the
driven shaft have? - Answer 1899.
This type of chain is often used on chain wrenches, forklifts, and other lifting
devices. - ANSWER: Leaf chain.
An offset chain's design eliminates the need for a connecting link. For this reason,
it is commonly used in? - ANSWER Heavy-duty and low-speed applications
Are multiple-strand chains being used? - ANSWER To send a significant amount
of power
How does a chain drive compare to a V-belt drive? - ANSWER is more efficient.
When installing a chain drive system, inspect the motor and driven component for
soft feet and excessive run-out. The shaft run-out should be no greater than? -
ANSWER 0.002.
Chain sag is determined by turning the sprockets until there is little or no chain sag
on the _____ side, then measuring the sag on the _____ side. - ANSWER Taut,
Slack.
,A chain should be replaced when it has grown _____ longer than its original length.
- ANSWER 3 percent
Is chain sag measured? - ANSWER: In between the sprockets
A specific link used to reattach a chain is known as a _____ link. - Answer Master
A chain puller is a tool that holds two ends of a chain together. - ANSWER Master
Link is installed.
When utilizing a chain puller, how do the jaws open and close? - ANSWER A dial
at the top of the tool
What are the three components of a belt drive system? - ANSWER: Belt, driven
sheave.
Pitch is defined as the distance between a point and an object. - ANSWER Similar
comparable point.
A belt drive's pitch circle is what? - ANSWER The location in the belt indicates the
center of the force delivered by the belt.
A belt drive with a 12-inch driver pulley and a 6 inch driven pulley has what pulley
ratio? - Answer: 0.5
Which of the following relates to the calculation of a belt drive system's shaft speed
and torque? - ANSWER Shaft speeds are inversely related to pitch diameter.
, The driven pulley in the belt drive system is shown rotating at _____ rpm. -
ANSWER 1200
One significant feature of a timing belt is? - ANSWER: It will not slip during
operation.
The fractional horsepower (FHP) V-belt, commonly known as a light duty belt, is
intended for low-power applications under _____ Hp. - Answer: 7.5
The V-belt should ride _____ in the groove, with its top close to the top of the
sheave; the V-belt should not come into contact with the sheave. - Answer: High,
bottom.
A _____ should be used to inspect sheave groove wear. - Answer: Sheave gauge.
The maximum allowed deflection force on a belt is greater than the minimum
deflection force. - The answer is 50% greater.
What is the definition of belt span? - Answer: The distance between the locations
on the sheaves where the belt touches each sheave.
What is the most basic method for testing belt tension? - Answer: Your sense of
touch.
When connecting a three-phase motor, the three lines (T1, T2, and T3) are typically
connected to _________. - ANSWER: L1, L2, and L3.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller luzlinkuz. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73084 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now