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In an effort to improve quality, AT&T has been trying to control pollution problems. Problem causes and their relative seriousness, as a percentage of the total, are as follows: chlorofluorocarbons, 61%; air toxins, 30%; manufacturing wastes, 8%; other, 1%. Draw a Pareto diagram of these causes.
A spring (k = 1000 N/m) is used to launch objects across the floor. If the spring launches a 380 gram toy car with a speed of 17.6 m/s, how far was the spring compressed
A father pulls his young daughter on a sled with a constant velocity on a level surface a distance of 10m. how much work does the father do
A model airplane of mass 0.870 kg is flying at constant speed in a horizontal circle at one end of a 28.0 m cord and at a height of 17.0 m. What is the acceleration of the plane
The average speed of a nitrogen molecule in air is about 669 m/s, and its mass is 4.43×10-26 kg. If it takes 2.66×10-13 s for a nitrogen molecule to hit a wall and rebound by the same speed but moving in the opposite direction, what is the magnitude ..
One gram of water changes from liquid to solid at a constantpressure of 1.00 atm and a constant temperature of 0°C. Find the change in the internal energy of the water
The model airplane in Figure 5.6 is flying at a speed of 14.5 m/s on a horizontal circle of radius 18.1 m. The mass of the plane is 0.801 kg, What is the net work done on the plane
a block is being pulled over a table by a weight w10n. the block is in contact with an oil film with a viscosity of
How is the energy of the electromagnetic wave divided between the parts of the wave? What are the range of frequencies and wavelengths of the visible part of the spectrum?
When uranium 92U235 decays, it emits a ray. If the emitted ray has a wavelength of 1.97 x 10-11 m, determine the energy (in MeV) of the ray
an electron is a subatomic particle m 9.11 x 10-31 kg that is subject to electric forces. an electron moving in the x
A car goes from 40 m/s to 80 m/s in a distance of 200 meter. Determine what is its average acceleration
It is observed that 59.6 mL of water at 18.6°C completely fills a container to the brim. What is the coefficient of volume expansion of the container
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