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- 1. Multiple Choice
Gears are sometimes calledCOGSWHEELS - 2. Multiple ChoiceMOST gears areWheelsCylindersBoth, wheels & cylindersI don't know
- 3. Multiple ChoiceSimple machine that transfers motion from one part of the machine to anotherInclined PlaneGearsPulleyAll of them
- 4. Multiple ChoiceBIG gears are used forMore turning power (torque)More rotational speed
- 5. Multiple ChoiceLITTLE gears are used forMore turning power (torque)More rotational speed
- 6. Multiple ChoiceEngineers often pair little gears with big gears toIncrease speedIncrease torque
- 7. Multiple ChoiceThe larger the radius, the ______ force a turning wheel hasMORELESS
- 8. Multiple ChoiceGears spin inOpposite directionSame direction
- 9. Multiple ChoiceIf you were to increase the rotational speed of a fan you wouldUse a gear train with progressively SMALLER gearsUse a gear train with progressively BIGGER gears
- 10. Multiple ChoiceSome gears are not wheels or cylinders.TRUEFALSE
- 11. Multiple ChoiceHow many times does the little gear has to turn in a gear train with a big gear of 72 teeth and a little gear of 12?6 times4 times3 timesI don't know
- 12. Multiple ChoiceWhat is the gear ratio of a gear train with a big gear of 48 teeth and a little gear of 12 teeth?1:41:3
- 13. Multiple ChoiceWhat does a 1:6 gear ratio mean?It means the small gear has to turn 6 times to turn the big gear once.It means the big gear has to turn 6 times to turn the small gear once.
- 14. Multiple ChoiceWhich of the following DOES NOT use gears?IPHONECARTRAINCLOCK
- 15. Multiple ChoiceWhich of these use gears?Car windowBicycleCarALL of them
- Answer choicesTagsAnswer choicesTags