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Author Question: When a ball rises vertically to a height h and returns to its original point of projection, the work ... (Read 420 times)

RRMR

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Question 1

When a ball rises vertically to a height h and returns to its original point of projection, the work done by the gravitational force is

0.

mgh.

+mgh.

2mgh.

+2mgh.


Question 2

When a ball rises vertically to a height h and returns to its original point of projection, the work done by the gravitational force is

0.

mgh.

+mgh.

2mgh.

+2mgh.


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Marked as best answer by RRMR on Aug 1, 2020

Moriaki

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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