kaynutAirastbt kaynutAirastbt
  • 25-11-2016
  • Physics
contestada

4. You exert 375 J to move a 45-kg object 5 m. How much force is required? (Points : 3)
1,875 N
75 N
420 N
225 N

Respuesta :

MissPhiladelphia
MissPhiladelphia MissPhiladelphia
  • 26-11-2016
In physics, a force is said to do work if, when acting, there is a displacement of the point of application in the direction of the force. It is calculated by the formula W = f x d. Therefore, we calculate the problem above as follows:

W = f x d
375 = f x 5
f = 75 N <------SECOND OPTION
Answer Link

Otras preguntas

What cause the holocost
Receiving realistic training, understanding the types of situations encountered in war, eating well, getting enough rest, and having meaningful relationships an
Please help me on these questions and explain it thanks
Which of the following was a limitation of progressivism a. African Americans were largely ignored by progressive reforms b. The movement failed to secure wor
The graph below could be the graph of which exponential function?
If Sam buys 200 stickers at $10 and sells them for $.25 each how much is he making?
A valid hypothesis must be testable. Please select the best answer from the choices provided T F
Costco installs automobile tires on a first-come first-serve basis. the total time a customer needs to wait for the installation to be completed follows the nor
What is the rhyme scheme of an octave? abababab abbaabba abbabaab abbacddc
Which values represent the independent variable (4,2), (3,1),(2,0),(1,-1)