TEC 2 - Friction wheels, and Belt and Pulley systems | Baamboozle - Baamboozle

What is the name of the system that is made up of two pulley wheels joined by a belt that slots into the grooved rim of the wheels

A Belt and Pulley system

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True or false: friction wheels can slip so they are not used to transmit large amounts of power

True

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What happens in a belt and pulley system?

When one of the wheels is rotated, the belt transmits the motion and makes the other wheel rotate.

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What is the name of the ratio between the size of the wheels and the speed of rotation?

Transmission ratio (i)

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What are some examples of where friction wheels are used? (from the textbook)

water wheels, record players, electronic equipment

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What type of numbers are driver wheels usually identified by?

Odd numbers

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Does the speed multiply or reduce when the driven wheel is smaller than the driver wheel?

It multiplies, because the smaller wheels have to turn faster than the bigger ones in order to transmit motion

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Does the speed multiply or reduce when the driven wheel is bigger than the driver wheel?

It is reduced

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boom

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gold

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rocket

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lifesaver

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True or False: The driven wheel always rotates the same direction to the driver wheel

False, the driven wheel rotates in the opposite direction to the driver wheel

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What are some examples of where belt and pulley systems are used given in the textbook?

Washing machines, conveyor belts, fans

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True or False: belt and pulley systems transmit periodic motion between shafts located at different points

False, the provide rotary motion

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What type of numbers are driven wheels identified by?

Even numbers

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seesaw

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gift

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gift

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banana

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For friction wheels, the speed at which the wheels rotate is measured in what?

Revolutions per minute (rpm)

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trap

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fairy

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rocket

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