physical

posted by .

if a person exerts 250n force to lift a 1250n object using a simple machine, what is the mecahnical advantage of the machine

  • physical -

    Using the Law of the lever
    MA =F2/F1 =1250/250 =5

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physical science

    If it took 5 seconds to lift the crate, using a machine what was the power rating of the machine?
  2. Physics

    A worker uses awhell and axle with inner radius of 20cm and outer of 50 cm to lift a 2400N object. a) What is the mechanical advantage of the simple machine?
  3. physics

    A worker uses awhell and axle with inner radius of 20cm and outer of 50 cm to lift a 2400N object. a) What is the mechanical advantage of the simple machine?
  4. PHYSICS!!!

    If a machine cant multiply the amount of work , what is the advantage of using such a machine?
  5. PHYSICS!!!

    If a machine cant multiply the amount of work , what is the advantage of using such a machine?
  6. physic tecnology

    Two 80n children sit together 3m from the center of a teeter-totter and are able to lift 460n that is 1m away from the fulcrum. name the simple machine that is being used inthe problem, calculate the work in,work out mechanical advantage, …
  7. college finite math

    A product may be made using Machine I or Machine II. The manufacturer estimates that the monthly fixed costs of using Machine I are $17,000, whereas the monthly fixed costs of using Machine II are $14,000. The variable costs of manufacturing …
  8. Physical science

    A hydraulic lift is used to lift a heavy machine that is pushing down on a 3.0 m2 piston A1 with a force F1 of 1200 N. What force F2 needs to be exerted on a 0.090 m2 piston A2 to lift the machine?
  9. Agosec Ghana

    a machine was used to lift a load of 30N through a distance of 2metres. the effort applied was 10N through a distance of 8metres. calculate the. A) mechanical advantage B) work input of the machine C) work output of the machine D) …
  10. Physics

    A simple machine with an efficiency of 75% lift of a load of 5000N.When a force of 500N is applied to it,Calculate the velocity ratio of the machine.

More Similar Questions