ShelbyParamore ShelbyParamore

19-02-2014
Physics

contestada

A bookcase has a base of 1 m long and 0.5 m wide. It has a mass of 300kg. Find the pressure it exerts on the floor in kPa.

Respuesta :

06-05-2014

[tex]1m*0.5m=0.5m^2\\ g=10\frac{m}{s^2}\\ 300kg*10\frac{m}{s^2}=3000N\\ 3000N--0.5m^2\\ \ \ x\ \ --\ 1\\ x=6000Pa=60kPa[/tex]

Answer Link

Otras preguntas

Which of the following is the most appropriate unit to describe the rate at which people are entering a theme park? a. Hours per person, because the dependent

Tanya’s swim club increased their $29 membership fee by $6 a year. What is the approximate percent increase in the membership fee?

Two large numbers of the Fibonacci sequence are F75 = 2,111,485,077,978,050 and F76 = 3,416,454,622,906,707. If these two numbers are added together, what numbe

The specific gravity of water is 1.0. True False

what finally enabled sturdy skyscrapers to be built during the industrial revolution

tu / despertarse / como / Miguel / temprano / tan

There are 3 boys and 2 girls in the Grape family. Mr. Grape bought 3 1/2 pounds of candy to divide equally among them. How much candy did each child get?

evan has a cell phone plan that costs $30 per month and $0.25 per minute of phone use let y represent the monthly cost of cell phone service after x minutes of

Which ratio correctly compares 150 mm to 60 cm? a. 1 to 40 b. 1 to 4 c. 5 to 2 d. 25 to 1

Suppose one Euro is worth $1.41 in U.S. What is the better buy for a book, 8 Euros or 11.00 U.S.?