Mechanics: Work, Energy and Power

 

We have 20 ready-to-use problem sets on the topic of Work, Energy, and Power. These problem sets focus on the use of energy principles to mathematically analyze systems involving the motion of objects.


Click a link to open a problem set. 
 
Problem Set WE1:  Work 1
Use the work equation to calculate the work done, a force value, or a displacement value. Includes 8 problems.

 
 
Problem Set WE2:  Work 2
Use the work equation to calculate the work done, a force value, or a displacement value. Includes 6 problems.

 
 
Problem Set WE3:  Work and Power 1
Use given information to calculate the work and power for a specified task. Includes 7 problems.

 
 
Problem Set WE4:  Work and Power 2
Use given information to calculate the work and power for a specified task. Includes 5 problems.

 
 
Problem Set WE5:  Work and Power 3
Use given information to calculate the work and power for a specified task. Includes 5 problems.

 
 
Problem Set WE6:  Kinetic Energy
Use the kinetic energy equation to calculate kinetic energies or speeds and to predict the effect of changes in mass or speed upon the kinetic energy. Includes 7 problems.

 
 
Problem Set WE7:  Potential Energy
Calculate gravitational and elastic potential energy values and changes in the potential energy. Includes 7 problems.

 
 
Problem Set WE8:  Total Mechanical Energy
Use mass, speed, and height values to calculate the total amount of mechancial energy possessed by an object. Includes 5 problems.

 
 
Problem Set WE9:  Work and Kinetic Energy 1
Use the work-energy theorem to calculate either the work or the kinetic energy.  All problems are highly scaffolded. Includes 6 problems.

 
 
Problem Set WE10:  Work and Kinetic Energy 2
Use the work-energy theorem to calculate either the work or the kinetic energy.  Most problems include little to no little scaffolding. Includes 6 problems.

 
 
Problem Set WE11:  Work and Kinetic Energy 3
Use the work-energy theorem to calculate a force, a displacement, or a speed for an object moving across a horizontal surface.  Includes 9 problems.

 
 
Problem Set WE12:  Mechanical Energy Conservation 1
Analyze a multi-state motion in which mechanical energy is conserved to determine KE values, PE values, and speed values. Problems are highly scaffolded. Includes 8 problems.

 
 
Problem Set WE13:  Mechanical Energy Conservation 2
Analyze a multi-state motion in which mechanical energy is conserved to determine KE values, PE values, and speed values. Most problems include little to no little scaffolding. Includes 7 problems.

 
 
Problem Set WE14:  Mechanical Energy Conservation 3
Analyze a multi-state motion in which mechanical energy is conserved to determine a speed or height value. Includes 7 problems.

 
 
Problem Set WE15:  Mechanical Energy Dissipation
Analyze a situation in which mechanical energy is dissipated to heat; the focus of the problem is on the amount of non-mechanical energy. Includes 7 problems.

 
 
Problem Set WE16:  Energy Analysis 1
Use work and energy principles to calculate a speed or a height or an energy value. Most problems are highly scaffolded. Includes 10 problems.

 
 
Problem Set WE17:  Energy Analysis 2
Use work and energy principles to calculate a speed or a height or an energy value. Most problems include little to no little scaffolding.  Includes 10 problems.

 
 
Problem Set WE18:  Energy Analysis 3
Combine work and energy principles with the use of trigonometry to calculate a speed or a height or an energy value. Problems include include inclined planes with a mu value and objects swinging from ropes.  Includes 7 problems.

 
 
Problem Set WE19:  Energy Analysis 4
Use work and energy principles to calculate a speed or a height or an energy value for a very complex scenario.  Some problems involve elastic potential energy.  Includes 8 problems.

 
 
Problem Set WE20:  Simple Machines
Analyze a simple machine to determine a force, a distance, or a mechanical advantage. Includes 7 problems.

 
 
 
 


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