mariammaloba mariammaloba

10-05-2016
Mathematics

contestada

If she lifts the bar 10 times in 20 seconds, how much power did she use?

Respuesta :

10-05-2016

200 joules.
Work = force * distance so you take 10 X 20 and get 200 joules.

Answer Link

Otras preguntas

Find y' if arctan (xy) = 4 + xy².

1. when new employees arrive on the sales floor after training at hamilton department store, experienced employees have a tendency to say, "forget what you lear

The following is the prime factorization of which composite number? 22.3².5 120 60 20 180

3/x-1-4x-1/x+1 =x^2+5/x^2-1-5

A bath of industrial couls is known to have 20 defective coils and 73 good ones. it was shipped out by mistake form the factory. this batch is later recieved b

Solve the system of equations by substitutión. y =-4x+5 y = 3x - 16

Select all the correct answers. Which of the following are non-price determinants of supply? new producers entering the market government taxes and subsidies

I’m confused on this and don’t know what to do

Step 2 is _____________ because the energy _________ when carbon-oxygen bonds form is greater than the energy _________ when carbon-carbon and oxygen-oxygen bon

The right-handed twin lives in the Sky-World and he is content with the world he helped to create. The left-handed twin lives in the world below. He, too, is co