An elastic force E directed vertically upward acts on a bar that is stationary relative to the Earth, lying on the table.
a) Name the second force, which, according to Newton’s third law, arises when the table and the bar interact. What is this module equal to?
b) Name the body to which this force is applied.
a) Body weight, its modulus is equal to the modulus of elastic force; b) table.
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