Exam (elaborations)
FCTC TEST PREP 2024/25
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FCTC TEST PREP 2024/25 FCTC TEST PREP 2024/25
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FCTC TEST PREP 2024/2025A belt and pulley system is characterized by - ANSWER
two or more pulleys in common to a belt.
What does a belt and pulley system allow for? - ANSWER
mechanical power, torque, and speed to be transmitted across axles
How is mechanical advantage realized? - ANSWER
if the pulleys are different diameters
what is a pulley? - ANSWER a wheel on an axle
or shaft that is designed to support movement and change of direction of a cable
or belt along its circumference
, Why are pulleys used? - ANSWER lift loads
apply forces
trasmit power
What is usually the drive element of a pulley? - ANSWER
rope, cable, belt or chain that runs over the pulley inside the groove
Pulleys are assembled to form what - ANSWER
a block and tackle in order to provide mechanical advantage to apply large forces
rope and pulley systems (block and tackle) are characterized by what? -
ANSWER the use of a single continuous rope to
transmit a tension force around one or more pulleys to lift or move a load
the rope may be a light line or a strong cable
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