Introduction To Mechanisms
10 Questions
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Pre-assessment of student understanding of mechanisms.
Questions and Answers
- 1.The four input and output movements of mechanisms are:
- A.
Linear, rotary, oscillating, and reciprocating
- B.
Rotational, curved, up, and down
- C.
Linear, rotational, up and down
- 2.
- A.
Leadscrew
- B.
Cam and follower
- C.
Chain and sprocket
- D.
Crown and pinion
- 3.The __________ transmits movement round a corner but not at 90 degrees
- 4.Four mechanisms transmit rotary movement round a corner. They are:
- A.
Bevel gear, leadscrew, crank and slider, linkages
- B.
Leadscrew, worm and wheel, rack and pinion, bevel gear
- C.
Worm and wheel, bevel gear, crown and pinion, universal joint
- 5.This mechanism transmits rotary movement round a corner and is very effective at increasing torque. It's effective at increasing torque because for every revolution of the input gear, the output gear turns just a fraction of a revolution. It is the:
- A.
Chain and sprocket
- B.
Worm and wheel
- C.
Bevel gear
- 6.The Crank and Slider and the Cam and Follower both change rotary movement to:
- A.
Linear movement
- B.
Rotary movement
- C.
Reciprocating movement
- 7.
- A.
Mechanisms
- B.
Gears
- C.
Pinions
- 8.
- A.
Gear train
- B.
Crank and slider
- C.
Pulley and belt
- 9.
- A.
Bevel gear
- B.
Universal joint
- C.
Rack and pinion
- 10.You would be most likely to see the rack and pinion mechanism in which device?
- A.
Bicycle
- B.
Wheelbarrow
- C.
Automatic doors
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