What Do You Know About Law Of Lever And Pulley?

10 Questions | Total Attempts: 305

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What Do You Know About Law Of Lever And Pulley? - Quiz

Law of lever and pulley should be fun if you are science incline, won’t be boring to a non-science incline person either; it will expose you to what lever and pulley is really. You think you can score up to 80%?


Questions and Answers
  • 1. 
    The law of lever was proven by Archimedes using?  
    • A. 

      Geometric reasoning

    • B. 

      Regression

    • C. 

      Osmosis

    • D. 

      All of the above

  • 2. 
    The ratio of the output force to the input force is the mechanical advantage of the?  
    • A. 

      Lever

    • B. 

      Machine

    • C. 

      Pulley

    • D. 

      None of the above

  • 3. 
    The word ‘lever’ entered English about 1300 from Old?  
    • A. 

      Greek

    • B. 

      French

    • C. 

      Spanish

    • D. 

      Levier

  • 4. 
    The earliest remaining writings regarding levers date from the 3rd century BCE and were provided by?  
    • A. 

      Plato

    • B. 

      Da Vinci

    • C. 

      Archimedes

    • D. 

      None of the above

  • 5. 
    A lever is a beam connected to ground by a hinge, or pivot called a?  
    • A. 

      Bolt

    • B. 

      Inertia

    • C. 

      Fulcrum

    • D. 

      None of the above

  • 6. 
    The ideal lever does not dissipate or store energy, which means there is no friction in the?  
    • A. 

      Hinge

    • B. 

      Bending

    • C. 

      Beam

    • D. 

      All of the above

  • 7. 
    The mechanical advantage of a lever can be determined by considering the balance of?  
    • A. 

      Moments

    • B. 

      Torque

    • C. 

      Level

    • D. 

      A and B only

  • 8. 
    Levers are classified by the relative positions of the?  
    • A. 

      Fulcrum

    • B. 

      Regression

    • C. 

      Load

    • D. 

      None of the above

  • 9. 
    The lever is a movable bar that pivots on a fulcrum attached to a fixed?  
    • A. 

      Point

    • B. 

      End

    • C. 

      Path

    • D. 

      All of the above

  • 10. 
    The use of velocity in the static analysis of a lever is an application of the principle of?  
    • A. 

      Virtual work

    • B. 

      Fulcrum

    • C. 

      Level

    • D. 

      None of the above

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