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Suppose that CV, m = 5R/2 for nitrogen gas. Assume that you expand 2.00 mol of nitrogen adiabatically and reversibly from 20.0 L to 50.0 L. If the initial pressure is 2.50 atm, what is the final pressure?
A 700kg car stopped at an intersection is rear-ended by a 1800kg truck moving with a speed of 16.0 m/s, find the final speed of the truck
Four equal masses M are placed at equal intervals, l, along a horizontal straight rod whose mass can be ignored. what is the direction of this force
Which object posses more gravitational potential energy: a 2-kilogram ball at 2.2 meters above the ground or a bullet that is .15 kilograms at a height of 74 meters above ground
How much waste heat is produced by an electrical power station that uses 1.00 ? 1014 J of heat input with an efficiency of 40.0%? What is the ratio of waste heat to work output
A 1.00x10^2 kg crate is being pushed across a horizontal floor by a force P that makes an angle of 30.0° below the horizontal. The coefficient of kinetic friction is 0.200. What must be the magnitude of P, so that the net work done by it and the k..
A uniform solid flywheel of radius 1.4m and mass 15kg rotates at 2.4 rad/s. What is the magnitude of flywheel's angular momentum in kg.m^2/s.
A 4.79 crate is suspended from the end of a short vertical rope of negligible mass. An upward force is applied to the end of rope, and the height of the crate above its initial position is given by + (0.61) what is the magnitude of the force when ..
Describe the characteristics of the pH scale. Compare and contrast acids and bases. Provide examples of some of the products that you know are basic and acidic in nature
A wire is 1.4 m long and 1.3 mm2 in cross-sectional area. It carries a current of 5.8 A, Calculate the conductivity of the material of which this wire is made
Two cars, A and B, travel in a straight line. The distance of A from the starting point is given as a function of time by XA (t)=at+Bt^2, Which car is ahead just after they leave the starting point
Consider the driven, damped harmonic oscillaror discussed. (a) Calculate the power dissipated by the damping force. (b) Calculate the average power loss, using the fact that the average of sin2( ?t+?) over a cycle is one-half.
An interstate highway has been built through a poor neighborhood ina city. What is the averagelate-night sound level in the room
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