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A system containing an ideal gas at a constant pressure of 1.22 *10^5 Pa gains 2140 J of heat. During the process, the internal energy of the system increases by 2320 J. What is the change in volume of the gas?
An old-fashioned (vinyl) record rotates at a constant rate of 45 rpm. how far does a point on the edge travel
question1a professors office door is 0.92 wide 2.0high and 4.0 thick has a mass of 25 and pivots on frictionless
A bus with a vertical windshield moves along in a rainstorm at speed V relative to the ground. At what angle do the raindrops strike the windshield
Water (density 1000 kg/m^3) is flowing in a pipeline. At point 1 the water velocity is 5.0 m/s. Point 2 is 3.5 m above point 1. The cross sectional area of the pipe is .060 m^2 at point 1 and .020 m^2 at point 2. What is the Pressure difference P1-P2..
Tarzan swings on a 31.0 m long vine initially inclined at an angle of 34.0° with the vertical. What is his speed at the bottom of the swing
A tree loses water to the air by the process of transpiration at the rate of 110 g/h. what is the upward speed of the sap in each vessel
The bright yellow sodium line in the sodium spectrum is actually a pair of closely spaced lines at 589.0 nm and 589.6 nm. Find the angular separation between the two sodium lines in second order
a rubber ball is shot straight up from the ground with speed v0. simultaneously a second rubber ball at height h
A sample of an unknown substance appears to weigh 15.1 N in air and 9.18 N when immersed in a solvent with density 0.945 g/mL. Find the density of the sample
A truck is moving at 150 km/h and approaches a stationary policecar that has a radar speed detector operating at 15 GHz. What wil lbe the frequency change found by the speed detector?
An infinitely long uniformly charged cylinder of radius R is shown. (a) Using symmetry arguments, sketch the shape of the electric field of the cylinder. (h) Use Gauss's Law to show that the electric field magnitude within the cylinder is
A 150-kg (including all the contents) rocket has an engine that produces a constant vertical force (the thrust) of 1680 N, Find the acceleration of the rocket
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