131k views
4 votes
28. The mass of a steel building frame is 5500 kg. What power is used to raise it to a helght of 5.0 m If the work is done in 12.0 seconds?

Remember to include your data, equation, and work when solving this problem.

User Goodzilla
by
8.0k points

1 Answer

1 vote

Answer:

2292W

Step-by-step explanation:

Use the formula for energy first:


E=D*M

Where E = Energy || D = Distance || M = Mass.

Solve that equation:

E = 5 * 5500 ==> 27500J

To find power, divide energy per time:

27500J / 12s =~ 2292W

Did it in a rush, any problems message me

User Anwarma
by
7.7k points