A 50kg spacecraft is ejected from the surface of earth to an altitude of 400km.What is the work done in this case?Should we take both kinetic energy and potential energy into consideration?

Question

Jitender K Yadav · Answer

Only potential energy should be considered. This is because the way of projection and path are not important in considering conservative forces.W=mgh=50*400*10=200000J

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A 50kg spacecraft is ejected from the surface of earth to an altitude of 400km.What is the work done in this case?Should we take both kinetic energy and potential energy into consideration?

A 50kg spacecraft is ejected from the surface of earth to an altitude of 400km.What is the work done in this case?Should we take both kinetic energy and potential energy into consideration?

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A 50kg spacecraft is ejected from the surface of earth to an altitude of 400km.What is the work done in this case?Should we take both kinetic energy and potential energy into consideration?

A 50kg spacecraft is ejected from the surface of earth to an altitude of 400km.What is the work done in this case?Should we take both kinetic energy and potential energy into consideration?

1 Answers

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