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Engineering AQA GCSE > Section 3: Systems > Flashcards

Section 3: Systems Flashcards

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1
Q

Mechanical advantage

formula

A

MA = Load / effort
MA = output force/input force

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2
Q

Gear ratio

formula

A

teeth on driven/teeth on driver
Gear ratio = driven/driver

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3
Q

Velocity ratio

formula

A

Velocity ratio = diameter of driven pully/diameter of driver pulley

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4
Q

Mechanical advantage

formula for pulley

A

MA = load/pulling force

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5
Q

Hydraulic vs Pneumatic

A

Hydraulic: water/oil
Pneumatic: compressible gas, like air

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6
Q

Pneumatics

A
  • high speed
  • accuracy/precision
    1. ideal for robotoic applications
    2. factory production line
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Engineering AQA GCSE (3 decks)

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