Sammylie Sammylie

05-08-2019
Physics

contestada

A boy weighing 350 N runs up a flight of stairs consisting of stairs consisting of 20 steps each 10cm high in 10seconds. What is The power?

Respuesta :

Gtrone007 Gtrone007

05-08-2019

Answer:

power = work done /time

total work done = force × Displacement

= 350 N × (20×10÷100)m

= 350 × 2

= 700 Nm

total time taken = 20 × 10

= 200 s

there for power will be = 700/200 = 3.5 J/s

Explanation:

hope it helped u buddy

Answer Link

Otras preguntas

Fast please! 15 points! I need 6 reasons why building on a piece of land is bad for: the environment people and other stuff Fast, please!

During the debate, Moritz listens to Giovanna speak. He makes eye contact with her, paying close attention to what she says, and takes notes on key points she m

Harrison rode his bike 6/10 Of a mile to the park shade the model then write 6/10 as a decimal to show how far Harrison rode his bike

What kind of verbal does the following sentence contain: Writing gives Ethan tremendous peace of mind. A. present participle B. infinitive C. past participle D.

describe the role of a chemist and the role of a chemical engineer

The term "ghettoization" refers to the urban restoration of inner cities. Please select the best answer from the choices provided. T F

which if the following is an electron carrier used to transfer energy in cellular respiration?RNA NADH DNAATP

A gumball machine Catania 23 green gum balls 52 red gum balls 34 blue gum balls 61 yellow gum balls 30 pink gum balls what percentage of the gumballs are red

Which layer of the uterine wall is shed in response to hormonal changes? stratum basalis perimetrium stratum functionalis myometrium?

Using coupons,you spend $120 grocery shopping.This is 80% of the total retail price of the groceries. How much would you have spent if you had not used the coup

Q&A Education