viuygoiu6446
31.08.2019 •
Physics
Cindy exerts a force of 40 n and moves a chair 6 m. her brother and he pushes a different chair for 6 m while exerting a force of 30 n. andy does: more, less work than cindy. the difference of their amounts of work is: 20, 40, 60, or 180 nm.
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Ответ:
Wb = 180 J
Andy does less work
Difference is 60J
Ответ:
C
Explanation: The bulb completes the circuit