thurlmami12 thurlmami12
  • 18-12-2021
  • Physics
contestada

You are on the roof of a building 30 m above the ground. Using hand crank 3 points
you are to lift a 300 kg dresser on to the roof. How much work must to
generated to lift the dresser? *

Respuesta :

Аноним Аноним
  • 18-12-2021

Answer:

The work will increase the potential energy.

W = PE = mgh = 300(9.8)(30) = 88200 J

Answer Link

Otras preguntas

DO 1 AND 2 PLEASE DONT DO THIS FOR POINTS
3 1/4 divided by -5 1/2
The polynomial of degree 3, P(x), has a root of multiplicity 2 at x = 3 and a root of multiplicity 1 at x = – 3. The y-intercer is y = - 13.5. Find a formula fo
The gross salary annual salary by a civil servant is $54240. Find his net monthly salary if deductions of $1475 are made per month
10 3/4 + 6 1/5 + 12 5/8 IN FRACTION FORM
Three-quarters of a number is 15. Work out four-fifths of the number.
Language is unique because?
Family helps in the status placement of family members. Why​
Janice wants to enroll in 2021 Medicare Advantage Plan. which of the following is not an eligibility requirement?
describe how the following concept could help to fight social challenges1.social and environmental2. Ubuntu3. social activities4. social justice​