Physics, 22.07.2020 17:01 ineedhelp2285
Negative work can be done:.
(a) by friction on the tires while a car is accelerating without skidding.
(b) by a spring at the bottom of an elevator shaft when it stops a falling elevator.
(c) by a hand catching a ball.
(d) by all of the above.
(e) only by (b) and (c) above.
Answers: 1
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Negative work can be done:.
(a) by friction on the tires while a car is accelerating without skiddi...
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