person77585464 person77585464
  • 19-03-2018
  • Biology
contestada

Explain how a pulley changes the amount of force needed to lift an object

Respuesta :

hgnash1 hgnash1
  • 19-03-2018
The same amount of force but less work is needed.
Answer Link

Otras preguntas

Liabilities can be best described as:A. The amount of expenses over the past year.B. The amount expected to be distributed to stockholders.C. The amount owed to
simplify2(a-3)+4b-2(a-b-3)+5​
The European Union (EU) bans the importation of hormone-fed U.S. beef and bioengineered corn and soybeans on safety grounds although Americans eat this food eve
what line of longitude runs through the state of texas​
Learning Goal: To review the concept of conservative forces and to understand that electrostatic forces are, in fact, conservative. As you may recall from mecha
a bank account balance for an account with an initial deposit of P dollars earns interest at an annual rate of r. The amount of money in the account after n yea
BAXTER COMPANY Balance Sheet August 31, 2017 ______________________________________________________________________ Assets Current Assets: Cash.................
In what way are all forms of potential energy the same?
what problem does socialism try to solve? ​
STATISTICS PLEASE HELP!!! a researcher notes that the weight of a male golden retriever is approximately normally distributed with a mean of 70 lbs and a standa