polardoc123 polardoc123
  • 06-06-2019
  • Physics
contestada

Hansel pushes a 2 lb. box 5 feet in 20 seconds. How much work has he done?

Respuesta :

sciguy101 sciguy101
  • 06-06-2019
Work = force x distance

You can see time doesn’t matter (if we were talking about power, which is the RATE at which work is performed, that would be a different story).

W = 2 x 5 = 10 foot-pounds of work

Foot-pounds are gross units. Better to work in SI units when you can!

Answer Link
denauriacayce
denauriacayce denauriacayce
  • 09-11-2020

Answer:

10

Explanation:

Answer Link

Otras preguntas

simplify the following expression 11^7/11^4
What is the horizontal asymptote of the function f(x)= (x-2)over(x-3)^2 a. y = 0 b. y = 1 c. y = 2 d. y = 3
78*2345=? multiply please
A certain Internet provider charges $16.95 for 150 hours of online usage per month and for each additional hour. If Marc was online for 200 hours last month,
She buys 5 pieces of fabric. Each piece of fabric is 1 7/10 yards long. What is the total length of the fabric she buys?
Melinda has a photo that is 8 inches by 11 inches. She wants to enlarge its length to 44 inches. What should the width be?
____ is a good way to purify solids. Mixing Crystallization Heating Cooling
What were Confederate soldiers called
Erik rides his motorbike 26 2/3 miles 2/3 hour. What is Erik's average speed in miles per hour?
Joe is training for a race in 30 days. He needs to run a total of 135 miles. How many miles will joe need to run each day to be ready for the race