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If you mean "work" and "energy" in the physical sense, that isn't possible. "Doing work" can be understood as a transfer of energy; doing work requires energy.

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13y ago

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Is work done with a machine the same work without a machine?

Work done with a machine can make the task easier by reducing the amount of force or energy required. This means that the same amount of work can be achieved with less effort when using a machine compared to doing the work without one.


What is the rate of doing work or using moving energy?

The rate of doing work or using moving energy is known as power. It is measured in watts and represents how quickly energy is transferred or work is done. Power is calculated by dividing the work done by the time taken to do the work.


Work and energy in rotational motion?

There is energy in a rotating mass. Work equal to that energy has to be done on it to get it rotating. But it will keep on rotating without any additional work or energy, unless it is slowed down by friction, or other forces.


Can energy be changed in form without work being done?

yes it can


How is work and enegry related?

Work and energy are related in the sense that work is the process of transferring energy from one system to another. When work is done on an object, energy is transferred to that object, either increasing its kinetic energy (if the work is done against friction) or potential energy. The work-energy theorem states that the work done on an object is equal to the change in its kinetic energy.


How do you calculate displacement of an object using the work-energy equation?

To calculate displacement using the work-energy equation, first calculate the work done on the object using the force applied and the distance moved. Then, equate the work done to the change in kinetic energy of the object using the work-energy equation: Work = Change in kinetic energy = 0.5 * mass * (final velocity^2 - initial velocity^2). Finally, rearrange the equation to solve for displacement.


How can energy be consumed when no work is done?

Energy can be consumed in the form of heat, light, or sound without any physical work being done. For example, a light bulb consumes electrical energy and emits light without performing any mechanical work. In such cases, the energy is being transformed from one form to another without necessarily producing external work.


Why is work done with a machine is the same as work done without a machine?

In an ideal scenario, the work done with a machine is the same as work done without a machine because the total work output must be equal to the total work input. While machines can make work easier by multiplying force or changing the direction of force, they cannot create energy. Therefore, the work done by the machine should ideally be equal to the work done without a machine.


What is difference in work done by fuel and work done by moving object?

work done by fuel is conversion of chemical energy into mechanical whereas work done by moving object is due to its displacement by the application of force. actually, both of them give same meaning.


How is kinetic energy gained is related to the work done?

Kinetic energy gained by an object is directly related to the work done on it. Work done on an object transfers energy to it, increasing its kinetic energy. The work-energy theorem states that the work done on an object is equal to the change in its kinetic energy.


Can solar energy be changed into thermal energy without any work being done?

Yes, solar energy can be converted into thermal energy passively through techniques like solar water heaters or concentrating solar power systems. These systems absorb sunlight and directly generate heat without the need for mechanical work.


Is physical work requiring energy being done if a person pushes on a locked door?

Yes because work is using energy to move something. Anytime we push-pull, work (energy) is used.