What is Work Done? Definition, Equations, & Explanation
Jul 24, 2014 · Work is defined as a measure of energy change, specifically quantified by the Work-Energy Theorem, which states that the net work done equals the change in Kinetic Energy. The …
Reversible vs Irreversible Gas Compression and Expansion Work
Jun 8, 2015 · One of the difficult concepts that many students struggle with is the difference between reversible and irreversible work in expansion/compression of a gas.
Understanding the Relationship Between Work and Torque: Explained …
Jul 23, 2004 · This discussion clarifies the relationship between work and torque, emphasizing that torque (T = F * r) is a vector quantity, while work (W = F * d) is a scalar quantity. Participants …
What is the work done by friction when a man is walking?
Aug 20, 2009 · The work done by friction when a man is walking is effectively zero, as established in the discussion. Friction does not cause displacement at the point of contact; therefore, it does not …
Are work and moment the same thing? They both have the same units
Feb 21, 2011 · Moment and work are distinct physical concepts, despite sharing the same dimensional units of Newtons-meters (Nm). Work is defined as the product of force and distance in the same …
Why does work done by a conservative force = 0 in a closed path?
May 19, 2010 · The work done by a conservative force in a closed path is always zero, as demonstrated through the example of a frictionless circular roller-coaster loop. When an object returns to its initial …
Intuitive explanation of why work done by tension is 0?
Aug 20, 2018 · The discussion centers on the concept of work done by tension in a system involving two masses and a pulley. The mathematical derivation shows that the tension force, when analyzed …
What is the Sign Convention for Work Done on a Gas in an Isothermal ...
Apr 9, 2009 · The discussion centers on the sign convention for work done on a gas during isothermal expansion, specifically for one mole of an ideal gas at 300K expanding from 2x10 6 Nm -2 to 2x10 5 …
Work done in adiabatic process vs work done in isothermal
Sep 1, 2018 · In the comparison of work done during adiabatic and isothermal processes for an ideal gas, it is established that more work is performed in the adiabatic process.
How do I calculate the work done on a box pushed up an inclined …
Jul 20, 2008 · The discussion focuses on calculating the work done on a box pushed up an inclined plane at a 30-degree angle. The box has a mass of 60 kg and a coefficient of kinetic friction of 0.45. …