) Efficiency of a lever is always less than hundred percent. July 14, 2021 by Nem ) Efficiency of a lever is always less than hundred percent.
Answer: mechanical advantage is always less than velocity ratio friction the of a machine of a machine is always less 100℅ Reply
Yes. Because it opposes the law of friction I hope this helps. Explanation: Please mark me brainliest Reply
Answer:
mechanical advantage is always less than velocity ratio friction the of a machine of a machine is always less 100℅
Yes. Because it opposes the law of friction
I hope this helps.
Explanation:
Please mark me brainliest