poudelashish572 poudelashish572

03-03-2021
Physics

contestada

The efficiency of lever is always less than 100%why

Respuesta :

zidaneboussofi2005 zidaneboussofi2005

03-03-2021

Answer:

The output work is always less than the input work because some of the input work is used to overcome friction. Therefore, the efficiency is always less than 100 percent.

Answer Link

Otras preguntas

A test taker gets 70 on 1st exam, 80 on 2nd exam, 2/3 of 4/5 of his 2nd exam on his 3rd test. If the professor gives 5 points extra credit on his 4th exam and h

What does 8 represent in the decimal 478.92?

a. 12.4 b. 12.9 c. 8.5 d. 8.1

Hello can anyone pls help with this multiple choice question

Which lines from "Mending Wall" best indicate that the speaker is amused while repairing the wall? O We wear our fingers rough with handling them. Oh, just anot

Do you think it's important to eat with your family? Why?

Please do this ASAP!!!!!!!!! I need it for now!!!!!!!!!!!Read the following paragraph. How does sentence 4 develop the main idea of the paragraph?Gertrude Belle

Jonas builds a snow fort. He tells his friends it is 0.8 meters tall inside, but he rounded the height to the nearest tenth. Which could be the height of the sn

Fluorometers are designed so that the path of the excitation light is at a right angle to the path of the emitted light. What is the purpose of this design

True paraphrasing requires: Select the best answer choice. A. Changing two words in the sentences being used B. Using different sentence structure and vocabular