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jaxonbrice
01.07.2019 •
Physics
Considering that the potential energy of the block at the table is mgh/3 and that on the floor is −2mgh/3, what is the change in potential energy δu of the block if it is moved from the table to the floor?
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Ответ:
Explanation:
The change in potential energy is the difference between the energy at the floor level and the energy at the level of the table:
Given these two points and an unknown m and h, the change in the potential energy due to the "fall" from table to the floor is -mgh
Ответ:
It's C) Glacier