955 Test Practice V-Belts And Pulleys
If the wheel at the top is moving in the direction of the arrow next to it, in which direction will the lower wheel turn? Please select a single answer from the two options listed.
1
In which figure does one need to exert more force to lift the weight ? If the force exerted is equal please select answer option 3.
1
Which bicycle wheel turns faster? If they both have the same turn rate then please select answer option 3. Please select one correct answer.
1
Which tractor has to drive farther in order to bring the boat to shore?If both tractors have to drive the same distance, choose option 3.
1
Which wheel will turn faster? If both wheels turn at the same speed please select answer option '3'.
1
In which direction should the wheel turn to lift the load? (If either, mark C.)
B
In which direction will the wheel spin? (If either, mark C.)
B
Which system uses more rope to lift the weight? (If equal, mark C.)
B
With which pulley system would it be easier to lift the load? (If equal, mark C.)
B
Two cyclists are pedaling along a straight road at the same pace. According to the diagram below, which cyclist is traveling faster?
Bicycle A
Two bicycles are shown in the diagram below. In which bicycle will it be easier to pedal while ascending a hill?
Bicycle B
Where along the rope is the tension greater? (If equal, Mark C.)
C
Which wheel spins in the same direction as the blue one? (If both, mark C.)
C
Which of the following is NOT a procedure for surface and edge wear inspection of a belt? Inspect the belt edge for shavings or cracks Confirm that belt can be moved laterally of the drive/idle shaft Inspect surface and edge for belt discoloration Inspect the belt for catch points or sharp edges
Confirm that belt can be moved laterally of the drive/idle shaft
What load, as shown in the figure to the left, is lifted by a force of 500 lb.? A 1000 lb. B 250 lb. C 500 lb. D None of the above
None of the above
Which one is NOT true for under tension belts: Heat generation Slip Reduce bearing and belt life None of the above
Reduce bearing and belt life
V-belts are superior to flat belts because ________.
the belt does not slide away and slip-off from the pulley
The cause of creep in belts is due to:
unequal tension in tight and slack sides of the belt
Considering the power transmission through V-belt, which one is not correct? V-belts are: used at the high-speed end. used at the low-speed end. of standard lengths. of standardized angles.
used at the low-speed end.
On which weight does one need to exert more force in order to pull it in the direction of the arrow? If the amount of force exerted on both weights is equal please select answer option '3'. Please select a single answer from the three options listed.
2
Three axes are turning each other using straps. Which axis will turn faster?
2
Which of the figures needs to exert a greater amount of force in order to move the rock? If both figures need to exert an equal amount of force then please select answer option 3.
2
Which point on the wheel will travel faster when the wheel is in motion? If both points will rotate at the same rate then please select answer option '3'. Please select a single answer from the three options listed.
2
Which of the axes will turn slowest? Please select a single answer from the options listed.
3
How far does the mass rise when the rope is pulled for 6 cm?(All pulleys are fixed except for the pulley supporting the mass directly).
3 cm
How much is the effort of the pulley system shown, if the load is 250 lbs?
41.66 lbs.
Which pulley system requires more force to lift the given load? (If equal, choose C)
A
A v-belt drive has just had its belts replaced. What must be checked/done as a first precaution before running the drive?
The belts are placed over the sheaves and in the grooves without forcing
