Seudónimo Seudónimo
  • 02-02-2019
  • Physics
contestada

Adding more pulleys to a system of pulleys _____ needed to lift an object.
A. increases the force
B. decreases the force
C. increases the amount of work
D. decreases the amount of work

Respuesta :

StrangestStranger StrangestStranger
  • 02-02-2019

I think it’s D-decreases the amount of work.

Answer Link

Otras preguntas

find perimeter of a semicircle that has radius of 6cm (give answer in 2 d.p)​
Please help! Refer to the image.
PLEASE HELP!! Which revised research question best responds to the information found in the source Original research:question: are student busy schedules creat
Based On The Evidence in the song, what would you predict the character in the song would do if they received very bad ñews? A. They would fall apart B. They wo
There is no about why the shop had to close down
4. What is the proper way of naming the line at the right? A. ab B. ba C. AB D. AB
Not entirely sure….some help please?
What is the constant term in the expression 8xy − 9x2 y − 5x 6
HELPP!! DUE TONIGHT!! I need answers for A, B, C, and D including the domains of each.
how much mass would pizza dough have after you flatten it The flattened dough has a different mass, but we can't determine if it is more or less. The flattene