Section 14.2 Work And Machines

Section 14.2 Work And Machines. A device that changes a force. The force that is exerted on a machine is called the effort force.

14 2 Work And Power Worksheet Answer Key Thekidsworksheet from thekidsworksheet.com

Distance the input force acts through. If a machine has an efficiency of 40%, and you do 1000j of work on the machine, what will be the work output of the machine? There are six simple machines:

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The fixed point that a lever rotates around is called the. You can calculate work by multiplying the force exerted on the object times the distance the object moves.

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A device that changes the size or direction of force used to do work is called a(an) machine. Example #4 you exert a vertical force of 72 newton's to lift a box to a height of 1.0 meter in a time of 2.0 seconds.

No Work Is Done If An Object Does Not Move Or If The Force You Apply Is Not In.

Circle the letter of the work input for a machine with a work output of 240 j and an efficiency of. The work done by the input force acting through the input distance. Section 14.2 work & machines.

Chapter 18 Section 2 Assesment.

Overview active physics introduces the concept of average velocity. It changes the direction, but not the size. Circle the letter of the work input for a machine with a work output of 240 j and an efficiency of.

The Six Simple Machines Are:

Work work is the product of force and distance. An inclined plane is a flat, sloped surface. If a machine has an efficiency of 40%, and you do 1000j of work on the machine, what will be the work output of the machine?

Calculate The Efficiency Of A Machine With A Work Output Of 120 J And A Work Input Of 500 J.

The force you exert on a machine. 24 1 the atmosphere robtownsend. Name chapter 14 class date work, power, and machines section 14.2 work and machines (pages 417 420) this section describes how machines change forces to make work easier to do.

The Output Arm Is The Distance Between The Output Force And The Fulcrum!

A machine made up of a combination on simple machines is a compound machine. The force that is exerted by a machine. The distance the output force exerted.