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Worksheetsmechanical mechatronics Quiz 5
Total questions: 9
Worksheet time: 5mins
Which of the following is the function that idler pulley’s perform in a belt system?
Tension belts
Transmit power
Change speed
Change the direction of the transmission.
Proper tension on a V-belt can best be described by:
The highest tension the belt can withstand before stretching.
The amount of tension that results in no slack during operation.
The lowest tension at which the belt won’t slip under peak load.
The amount of tension that reduces the thickness of the belt.
What is an important outcome of preventative maintenance of a belt system?
To increase the life of the belt and sheaves.
To reduce the required width of the belt.
To satisfy OSHA requirements.
To increase the speed of the belt and sheave.
Which of the following is the method by which speed is adjusted on a variable speed V-belt Drive?
Change the width of the belt
Change the speed of the driven shaft.
Changing the width of the pulley groove.
All of the above.
Which of the following is the position in which idlers are installed?
Perpendicular to the pulleys.
On the tight side of the belt.
On the slack side of the belt.
All of the above.
Which of the following is a cause for a cracked pulley bushing in a V-belt drive system?
Improper pulley installation
Insufficient tension
Pulley’s misaligned
Excessive heat
Which of the following happens when the load on a V-belt increases?
The belt jumps teeth on the pulley.
The belt rides to one side of the pulley
The belt makes the pulley rotate faster
The belt wedges into the groove of the pulley
Which of the following is the way notched V-belts provide an advantage over classical V-belts?
Better in clutch applications.
Better engagement with pulley teeth.
Can operate over a smaller diameter pulley.
All of the above.
When sheaves are specified, there are five common features. Which of these is NOT one of those Features?
The number of grooves.
Belt size and type
Material
Lubrication
