dolphine233 dolphine233

03-04-2015
Mathematics

contestada

a woman lifts a 300 newton child a distance of 1.5 meters in 0.75 seconds. What is her power output in lifting the child?

Respuesta :

Rayallstar23 Rayallstar23

03-04-2015

Power = Work done / time

Work done = Force * Distance
= 300 N * 1.5 m = 450 J

Power = 450 / 0.75 = 600 Watts.

Answer Link

Otras preguntas

Use g = 10 m/s/s. You push a 30 kg stationary box across a rough surface with a sideway force of 80 N in the positive direction over a time of 4 seconds. The

What is the midpoint of the segment shown below (1, 2) and (1, -5)

Bring the following fraction: а/a-10 to a denominator of 10-a

The area of a circular rose garden is 44 square meters. What is the radius of the garden? Remember a=πr^2. Use π=22/7

A right rectangular prism is 5 inches long, 12 inches wide, and 8 inches tall. The diagonal of the base is 13 inches. The area of the cross section that is perp

name the kind of each sentence does he go to school on

Which phenomenon explained below is an example of deposition? Select the correct answer below: A) Hail is formed from water droplets lifted by air currents to a

Choose the best response for each question. ¿Quién rompió el vidrio de la ventana? Adela lo rompió. Adela rompelo. Adela rompieron. Adela rompiste.

Can anyone help me with this answer?

Which equation represents an exponential function with an initial value of 500? f(x) = 100(5)x f(x) = 100(x)5 f(x) = 500(2)x f(x) = 500(x)2