Work done by the environment is [tex]-1J[/tex]
Initial kinetic energy, [tex]K_{i} =4J[/tex]
Initial potential energy, [tex]U_{i} =1J[/tex]
Final potential energy, [tex]U_{f} =2J[/tex]
Final kinetic energy, [tex]K_{f} =1J[/tex]
Final thermal energy, [tex]E_{th} =1J[/tex]
The work that an object can perform as a result of its mobility is measured by its kinetic energy.
The entire energy in any process is always conserved, according to the law of energy conservation. As a result, the process's final kinetic energy is computed as
[tex]K_{i} + U_{i} + W_{ext} = K_{f} + U_{f} + E_{th}[/tex]
Substituting the values from the energy bar chart given,
[tex]4+1+ W_{ext}=1+2+1[/tex]
[tex]W_{ext}= -1J[/tex]
In physics, Work is the energy transferred to or from an object thru the application of force alongside a displacement. it's miles a trendy mechanical amount. In its only form, for a regular pressure aligned with the path of motion, the paintings equal the product of the force of electricity and the gap traveled. A pressure is stated to do positive paintings if while carried out it has a thing within the path of the displacement of the factor of software. A force does bad work if it has an issue contrary to the direction of the displacement on the factor of application of the force.
As an example, whilst a ball is held above the floor and then dropped, the work performed via the gravitational pressure on the ball as it falls is wonderful and is the same as the load of the ball (a force) accelerated with the aid of the distance to the ground (a displacement). If the ball is thrown upwards, the paintings performed with the aid of its weight are negative and are identical to the burden accelerated by the displacement in the upwards route.
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Complete Question:
How much work is done by the environment in the process shown in the figure? Is energy transferred from the environment to the system or from the system to the environment?
