Greenrune113 Greenrune113
  • 23-04-2018
  • Mathematics
contestada

Q7 Q1.) How much work is done pulling the box 20 feet along the​ ramp?

Q7 Q1 How much work is done pulling the box 20 feet along the ramp class=

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 23-04-2018
incline of ramp = 10 degrees
rope = 33 degrees

33-10 = 23 degree angle of force

force on the ramp = 80 pounds x cos(23 degrees) = 73.64 pounds of force

work = 73.64 x 20 foot long ramp = 1472.8 = 1473 foot-pounds
Answer Link

Otras preguntas

Put the following equations into slope intercept form 1. y - 3x = 19 2. 2y - 8x = 20 3. 15 = -3y +21x 4. 5x - 6y = 22 5. -y = -7x + 32 6. 7y + 42 = -14x
youre listening to a speech by politicians she states that her plan will put America back on the right path what is this an example ofA.Political RhetoricB.Poli
One option for reducing air pollution is to
Black fur is dominant to white fur in guinea pigs. If two black guinea pigs (Bb) are crossed what color and in what percentage will the fur of the offsprings be
Doug entered a canoe race. He rowed 3.5 miles in 0.5 hours. What is his average speed in miles per hour?
PLEASE HELP ME I DONT UNDERSTAND THIS! :( Divide. −8/15÷7/10 Enter your answer as a fraction or mixed number in simplest form.
The scientific socialism theory means that whoever controls _______ controls society.
A Sum of money paid to soldiers who join the army
Please help thank you so much
A car with mass 450 kg has a kinetic energy of 16,256 j. What is the speed of the car?