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Mechanical advantage

Quiz by Endea Robinson

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12 questions
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  • Q1
    Which simple machine consists of a wheel with a grooved rim around which a cord passes?
    Lever
    Pulley
    Incline plane
    Wedge
    30s
  • Q2
    What type of simple machine is a straight, slanted surface that allows objects to be raised with less force?
    Incline plane
    Wedge
    Pulley
    Lever
    30s
  • Q3
    Which simple machine is used to lift heavy objects by turning a circular object attached to a rigid bar?
    Pulley
    Wheel and axle
    Screw
    Wedge
    30s
  • Q4
    Julia uses a pulley system to lift a box that weighs 400 Newtons with an effort of 100 Newtons. What is the mechanical advantage of the pulley system?
    4
    100
    0.25
    2
    30s
  • Q5
    Samantha uses a simple machine to lift a 200 Newton object with an effort of only 40 Newtons. What is the mechanical advantage of this simple machine?
    5
    4
    0.2
    10
    30s
  • Q6
    A student uses a system of two pulleys to lift a backpack weighing 60 Newtons with an effort of 30 Newtons. What is the mechanical advantage of the pulley system?
    3
    0.5
    2
    1
    30s
  • Q7
    What is the function of a pulley in a simple machine?
    To lift or lower objects
    To cut objects
    To fasten objects together
    To measure weight of objects
    30s
  • Q8
    What is the function of a lever in a simple machine?
    To cool objects down
    To light objects on fire
    To lift or move objects with less effort
    To grow objects
    30s
  • Q9
    What is the function of a gear in a simple machine?
    To measure weight of objects
    To cut objects
    To hold objects together
    To change the speed or direction of motion
    30s
  • Q10
    What is the function of a screw in a simple machine?
    To cut objects
    To fasten objects together
    To lift or lower objects
    To measure weight of objects
    30s
  • Q11
    What is the function of an inclined plane in a simple machine?
    To crush objects
    To reduce the force needed to lift objects
    To separate objects
    To rotate objects
    30s
  • Q12
    What is the function of a wedge in a simple machine?
    To provide support for objects
    To hold objects together
    To split objects apart
    To move objects from one place to another
    30s

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