Find overall specific volume and density of the container
A 1 m3 container is filled with 0.12 m3 of diamonds, 0.15 m3 of sand, 0.2 m3 of petroleum at 20oC, and the rest of the volume, 0.53 m3, is air at 20oC and 1 atm pressure. Find the overall specific volume and density of the container.
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Given the sample mean is $34,020, the sample standard deviation is $2,200, n = 32, determine the 90% confidence interval estimate for the population mean. Write a confidence statement.
The screen is placed 1.2 m away from double slit and the 3rd dark fringe is 1.2 mm from the central bright fringe. By how much does the central bright fringe move if a glass (refractory index, n=2.7) is inserted in the upper slit?
Given the t test statistic is -2.01, the alpha level is 0.05, n = 30, and the alternative hypothesis was u < 28 pounds, write your decision and conclusion based on the classical approach. Explain how you reached your decision
An electron microscope focuses electrons through magnetic lenses toobserve objects at higher magnification than is possible with alight microscope. For any microscope, the smallest object that can be observed is one-half the wavelength of the radi
A 1 m3 container is filled with 0.12 m3 of diamonds, 0.15 m3 of sand, 0.2 m3 of petroleum at 20oC, and the rest of the volume, 0.53 m3, is air at 20oC and 1 atm pressure.
(a) What was the speed (in m/s) of the wave? For reference, the speed of a 747 jetliner is about 250 m/s. Find the wave's (b) frequency and (c) period.
State you decision and conclusion and explain how you reached your decision. Also please write down the formula you are using to find your test statistic. Find the 90% confidence interval to estimate the true mean umber of shoes for women based on
The ionization constant for benzoic acid is 6.5 X 10^-5. Find the hydrogen ion concentration at equilibrium when the initial concentration of the benzoic acid is 0.00024 M.
A fluid film of 0.2 mm thick separates the cube and the plane surface with a contact area of 0.2m^2 . If the fluid viscosity is 0.04 N.s/m^2 , the terminal speed of the sliding cube is?
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