Mechanical Gears
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Avg score: 67% • Most missed: “For a lead screw - which is increased in the output?”
Mechanical Gears
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25 Questions

1. For rack and pinion - if the diameter of the pinion gear were increased - would the rack move a shorter or longer distance?

2. For a crown and pinion - is the speed increased - decreased - or constant?

3. For a worm and wheel - what is the gear ratio?

4. For a lead screw - what is the type of input movement?

5. For a rack and pinion - the ___________ is reversible

6. For a universal joint - is the speed increased - decreased - or constant?

7. For a worm and wheel - the direction of travel is...

8. For a crown and pinion - what is the gear ratio?

9. The difference between linear and reciprocating mechanisms is that in a linear mechanism - in order to make the output move in the opposite direction - you have to turn the input... In a reciprocating mechanism - the mechanism moves...... when the in

10. For a crown and pinion - is the torque increased - decreased - or constant?

11. For a universal joint - the torque...

12. For a bevel gear assembly - is the speed increased - decreased - or constant?

13. Gear ratio formula

14. When a big gear turns a small one - the output provides more... but less... than the input.

15. For a universal joint - do the input and output shafts turn in the...

16. For a crown and pinion - the direction of ____ is reversible

17. For a cam and follower - the ______ of travel is reversible

18. For a crank and slider - the output of this system is what type of motion?

19. For a crown and pinion - what is the angle of the input shaft compared to the output shaft?

20. For a rack and pinion - what is the type of output movement? what distance does the rack move with one revolution of the crank?

21. For a __________- the flow of power is not reversible

22. For a pulley and belt - what is the input to output ratio?

23. For a rack and pinion - the flow of power is...

24. For a worm and wheel - the flow of power is...

25. For a universal joint...

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