Titiannac20lady Titiannac20lady
  • 09-06-2017
  • Physics
contestada

A 63 kg object needs to be lifted 7 meters in a matter of 5 secound. Approximately how much horsepower is required to achieve in the task

Respuesta :

TammyP
TammyP TammyP
  • 15-07-2017
A=ΔEp=mgh=63kg*9.81m/s2*7m=4326.21J
P=A/t=4326.21J/5s=865.24W=1.16hp
1kW=1.34hp
Answer Link
skennedylaw skennedylaw
  • 29-07-2018

work = mgh

power = mgh/t = 63•9.8•7/5 = 864 watts

1 HP = 746 watts

so that is 834/746 = 1.2 HP

Answer Link

Otras preguntas

Solve the inequality. Explain all steps and identify the properties used. 3a-4≤5
Raising and collecting taxes is an example of __________. A. providing for the common defense B. establishing justice C. insuring domestic tranquility D.
How do producers get energy
There are 6 blades on each windmill how many total blades are on 7 windmill? Use a fives fact to solve
Which phrase best describes the young daughter in "The Wreck of the Hesperus"? A. Helpful in times of danger B. Confident in her father C. Angry at the waves D.
Describe one or more important actions taken by Moses
How did the cities of the Indus Valley differ from those of Sumer and Egypt?
una oracion con la palabra montaña
Which fossil type is made from minerals that form stone after the animal decays?
The SI unit for speed is