Domojuarez Domojuarez

11-11-2019
Chemistry

contestada

what is the efficiency of a machine if your work on the machine is 1,200 j and the machines output work is 300j

Respuesta :

jeremiahkevinm jeremiahkevinm

06-10-2020

Answer:

25%

Explanation:

Efficiency is (output work ÷ input work) × 100

so

Efficiency = (300 J ÷ 1200 J ) × 100 %

= 25%

Answer Link

Otras preguntas

A cartographer is painting a spherical globe whose surface is 326.7 sq. in. What is the maximum radius of the globe that the cartographer is painting? Use 3.14

At the beach, 7% of people are in the water and 30% are on the boardwalk. If the rest are on the sand, what percentage of people are on the sand?

What is the square root of -1?

Why is there two ways to classify the layers of the earth?

In what ways can we tell plants apart?

The cost accountants at the Doering Company regressed total overhead costs and direct labor hours for the past 30-months and reported the following results: Slo

What 1-3+9 answe pleaseeeeeee

Can someone answer this question please please help me I really need it if it’s correct I will mark you brainliest .

The variables x and y satisfy the differential equation dy/dx= xe^x+y. It is given that y = 0 when x = 0. (i) Solve the differential equation, obtaining y in te

If f(x)=x+4/x , g(x)= x-2, and h(x) =4x-1, what is f(h(g(x)