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A metal cylinder with rigid walls contaions 2.50 moles of oxygengas. The gas is cooled until the pressure decreases to 30.0% of itsoriginal value. You can ignore the thermal contraction of thecylinder.
Calculate the work done by the gas.
An infinitely long line of charge has a linear charge density of 5.50×10-12 C/m. A proton is at distance 17.5 cm from the line and is moving directly toward line with speed 2900 m/s.
Some particle of mass m is constrained to move on the surface of a vertical cylinder defined by 2 2 2 x ? y ? R , where R is the radius of the cylinder. The particle is subject to a force directed towards the origin and proportional to the distanc..
a particle is trapped in an infinite square well in the first excited state .a what is the wavefunction of the
For safety in climbing, a mountaineer uses a nylon rope that is 69 m long and 1.0 cm in diameter. Whilst supporting a 96-kg climber, the rope elongates 1.4 m. Find its Young's modulus.
A block of mass 0.243 kg is placed on top of a light, vertical spring of force constant 4 825 N/m, To what maximum height above the point of release does it rise
A golfer imparts a speed of 29.2 m/s to a ball, and it travels the maximum possible distance before landing on the green. The tee and the green are at the same elevation. How much time does the ball spend in the air?
q1. ricardo and jane are standing under a tree in the middle of a pasture. an argument ensues and they walk away in
A copper washer is to be fit in place over a steel bolt. Both pieces of metal are at 29.7°C. to what temperature must the washer be raised so it will fit over the bolt
an x-ray machine accelerates electrons over a 300kv potential difference. the current is 1ma and the efficency of x-ray
The wheel of a car has a radius of 0.320 m. The engine of the car applies a torque of 288 N · m to this wheel, What is the magnitude of the static frictional force
a uniform electric field of magnitude 390 nc pointing in the positive x-direction acts on an electron which is
a golf ball is struck with a five iron on level ground. it lands 91.8 m away 4.20 s later. what was a the direction and
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