boat engine cover plate

How does the arrangement of pulleys affect the mechanical advantage?

Mar 29, 2011 by xx_arch_enemy_xx | Posted in Engineering

How does the arrangement of pulleys in a pulley system affect the pulley's mechanical advantage? What are some examples of arrangements?

use google image "pulleys"

The number of bits of rope between the pulleys gives the mechanical advantage, assuming no friction.

| Mar 29, 2011

  • What's hot

    Rugged Ridge 11235.10 20000 lb Snatch Block Pulley
    Automotive Parts and Accessories (Rugged Ridge)


    Rugged Ridge

    List Price: $41.92
    Price: $34.95
    You Save: $6.97 (17%)

    • 3/16 inch cold rolled steel is suitable for use up to 20,000 lbs
    • Doubles winch capacity
    • For recovery operations were a straight pull is not viable option the pulley helps change the angle of your pull
    Superwinch 2227A Pulley Block
    Automotive Parts and Accessories (Superwinch)


    Superwinch

    List Price: $32.60
    Price: $20.43
    You Save: $12.17 (37%)

    • 8,000-lb capacity pulley block can double a winch's capability
    • Compatible with EX1, X1, X2, S3000, S40000, T1500, and ATV winches
    Powerbuilt 648796 Honda Crankcase Pulley Removal Tool
    Home Improvement (Alltrade Tools)


    Alltrade Tools

    List Price: $39.99
    Price: $15.13
    You Save: $24.86 (62%)

    • Crankcase pulley removal tool for most Honda and Acura engines
    • For removal and installation of crankcase pulley bolt
    • Includes one pulley removal tool
    OTC 4754 Universal Pulley Holder
    Automotive Parts and Accessories (OTC)


    OTC

    List Price: $86.95
    Price: $51.41
    You Save: $35.54 (41%)

    • Wrench is adjustable from 1-1/2" to 8-5/8"
    • Four different size step pins are interchangeable
    Rugged Ridge 11235.11 30,000 lbs. Snatch Block Pulley
    Automotive Parts and Accessories (Rugged Ridge)


    Rugged Ridge

    List Price: $66.34
    Price: $40.94
    You Save: $25.40 (38%)

    • Doubles winch capacity
    • 30,000 pound rating
    • For use with up to 1/2 inch steel cable; universal application

Eureka! Episode 15 - The Pulley

Eureka! shows viewers how a pulley works to lift a heavy object. If you double the number of ropes supporting the weight, you double the ...

Pulleys - simple machines

Simple Machines lesson for 3rd grade unit. From Disney's Bill Nye the Science Guy. Levers, pulleys, and wheels. Also clips from Eureka!, a ...

Mechanical Advantage - Pulleys

Download/DVD: hilaroad.com This video uses working simple machines to demonstrate how to calculate mechanical advantage. Suitable for any school ...