rubenreji1236 rubenreji1236

18-02-2022
Physics

contestada

A ball of 0.5kg slows down from 5m/s to 3m/s. Calculate the work done inthe process.

Respuesta :

Karmaes Karmaes

18-02-2022

Answer:

9.8 Joules (rounded to 2 significant figures)

Explanation:

Work done (J)= Force(N) x distance changed (m)

Force= 9.80665 x 0.5kg
Force= 4.90332 Newtons

Distance changed= 5-3
distance changed= 2m/s

--> work done= 4.90332 x 2

work done= 9.8 Joules

Answer Link

Otras preguntas

A hot chunk of metal at 120 degrees Celsius is put into water at 20 degrees Celsius. What will happen to the temperatures of the materials? A. metal and water

how will South Africa's skills base be improved through the NDP implementation

Which of the following uses dashes correctly? A. Mercury is a very heavy despite being in a liquid form -and toxic- element. B. Mercury is a very heavy despite

I know Russian, I/ not understand/ news/Russian/ the radio ( Conditional sentence with “unless”)

What does this suggest about how the choices an artist/author makes shape our understanding

help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

A(6, -5) and B(-1, 2) in the ratio of 2:5

What is the important of the 19992 constitution

Prompt Now that you have worked through a lot of material that includes these basic patterns, and you have compared grammatically correct and incorrect sentence

Choose TWO of the responses that describe disadvantages of Roth IRASA) you pay taxes upfront B) your savings grow tax-free C) the maximum contribution is lowD)