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Suppose you pour 19 g of water into 1.0 litres jar and seal it tightly. You then place the jar into an oven and heat it to 430 degrees celcius. What will be the pressure of the vaporized water?
The first car has twice the mass of a second car, but only half as much kinetic energy. What were the original speeds of the two cars
a 9.40-l container holds a mixture of two gases at 33 degc. the partial pressures of gas a and gas b respectively are
A playground merry-go-round has radius 3-{rm m} and moment of inertia 3000-{rm{ kg}} cdot {rm{m}}^2 about a vertical axle through its center, and it turns with negligible friction.
A 130kg mail bag hangs by a vertical rope 3.3m long. As the bag is moved to this position, how much work is done by the worker
Robert has just bought a new model rocket, and is trying to measure its flight characteristics. how much work is done by the drag force on the rocket during its ascent
A conveyor belt at a quarry lifts 2,000 kg of sand per minute up a vertical distance of 12 meters. The sand is at first at rest, then moves at a speed of 0.20 m/s along conveyor belt. What is the instantaneous power generated by this machine .
An infinite conducting sheet lies in the xy plane. It has a width of 4.5 cm and a current density of 5200 A/m^2 in the negative direction. what is the direction of the force on the electron
A pendulum is made out of a ( 251.3+-0.1)g mass and a string that is (1.3+-0.005)m long. If the mass has a speed of (1.3+-0.1)m/s, Calculate the tension of the string and its uncertainty
A fireman d = 46.0 m away from a burning building directs a stream of water from a ground-level fire hose at an angle of θi = 38.0°, at what height will the stream of water strike the building
The punter on a football team tries to kick a football so that it stays in the air for a long "hang time". If the ball is kicked with an initial velocity of 25.0 m/s at an angle of 60.0 degrees above the ground, illustrate what is the "hang time"?
A spherical mirror is to be used to fom an image 5 times as tall as the object on a screen positioned 1 meter from the mirror. Find the type of mirror
An electron in an oscilloscope is accelerated as a result of the potential difference between the cathode and anode. The electron has negligible initial speed and a final speed of 2.40 107 m/s. Find the voltage drop from cathode to anode.
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