'Ideal mechanical advantage' presentation slideshows

14.1 Work and Power

14.1 Work and Power. Chapter 14: Work, Power, and Machines. What is Work?. Define Work: The product of force and distance. Work Requires Motion. What condition must exist in order for a force to do work on an object? Some of the force must act in the same direction as the object moves.

1.13k views • 84 slides

14.1 Work and Power

14.1 Work and Power. Chapter 14: Work, Power, and Machines. What is Work?. Define Work: The product of force and distance. Work Requires Motion. What condition must exist in order for a force to do work on an object? Some of the force must act in the same direction as the object moves.

1.15k views • 84 slides

Work and Simple Machines

Work and Simple Machines. History of Work. Before engines and motors were invented, people had to do things like lifting or pushing heavy loads by hand. Using an animal could help, but what they really needed were some clever ways to either make work easier or faster. What is work?.

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Simple Machines

Simple Machines. The Lever. Lever Goals. Identify and draw the 3 classes of levers Understand the 3 cases of ideal mechanical advantage IMA>1 IMA<1 IMA=1 Know and understand how to apply to the 2 formulas for mechanical advantage.

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cosi/downloads/activities/simplemachines/sm3.html

http://www.cosi.org/downloads/activities/simplemachines/sm3.html. Simple Machines. Work is the same whether you lift the ball or push it up the ramp. You need less force if you use the ramp, but you push a greater distance. Work = force x distance 3 N X 4 m = 12 J Work =12 J

857 views • 41 slides

Bellringer

Bellringer. Compare and explain in complete sentences what is work. Homework. CALCULATE KINETIC ENERGY OF AN OBJECT DROPPED FROM A BUILDING 10 M HIGH, MASS 50 kg JUST BEFORE IT HITS THE GROUND. Work, Power & Machines. Objectives. Define work and identify the units

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HU 121 History of Engineering and Technology

HU 121 History of Engineering and Technology. Pharos University in Alexandria Faculty of Engineering. Lect4. Fall 2013/14. Machines. ILOs. Review the CDIO concept: Products and Systems Simple machines and compound machines Illustrative examples within time-line perspective.

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InClass

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HU 121 History of Engineering and Technology

HU 121 History of Engineering and Technology. Pharos University in Alexandria Faculty of Engineering. Lect5. Fall 2012/13. Machines. ILOs. Review the CDIO concept: Products and Systems Simple machines and compound machines Illustrative examples within time-line perspective.

417 views • 30 slides

Mechanical Power Systems

9. Mechanical Power Systems. Basic Concepts. List the six simple machines and give an example of each. List three types of gears. Name the two primary characteristics of power. Identify two mechanical transmission devices and describe how each operates.

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Work, Energy & Power

Work, Energy & Power. Chapter 10. Lesson 1 Feb 10 Specific Instructional Objectives. At the end of the lesson, students should be able to: Show understanding of the Physics concept of Work Correctly identify Work from given situations

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How Machines Do Work: Advantageous and Efficient Notes

How Machines Do Work: Advantageous and Efficient Notes. What is a machine?. A machine is a device that can be used to perform work easily, or in a more efficient manner. How do machines make work easier? Does a machine change amount of work?.

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Simple Machines

Simple Machines. Physical Science Georgia Performance Standards : SPS7a. Identify energy transformations in a system (e.g. lighting a match. SPS8e. Calculate amounts of work and mechanical advantage using simple machines. Created by: Christy Dion Paulding County High School Dallas, Georgia.

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Simple Machines

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Ch. 10 Energy, Work, and Simple Machines

Ch. 10 Energy, Work, and Simple Machines. Milbank High School. Sec. 10.1. Objectives Describe the relationship between work and energy Display an ability to calculate work done by a force Identify the force that does work

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Mechanical Advantage and Efficiency

Mechanical Advantage and Efficiency. Mechanical Advantage. Machines can take a small input force and create a large output force. The mechanical advantage of a machine is the number of times that the machine increases an input force.

467 views • 10 slides

REVIEW

REVIEW. Work Power and Machines. What Is Work?. Key Concepts Work is done on an object when the object moves in the same direction in which the force is exerted. The amount of work done on an object can be determined by multiplying force times distance.

83 views • 8 slides