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Consider an electron in a hydrogen atom, which is 0.050 nm from the proton in nucleus.
a) What electric field does the electron experience?
b) In order to produce an electric field whose root-mean-square magnitude is the similar as that of the field in part (a), what intensity must a laser light have?
what would be the appearance of the velocity-time curve if the falling body were so light that the effect of air
a simple pendulum is swinging back and forth through a small angle its motion repeating every 1.33 s. how much longer
A gardener pushes a 20kg lawnmower whose handle is tilted up 37degrees above horizontal. The lawnmower's coefficient of rolling friction is 0.20. How much power does the gardener have to supply to push the lawnmower at a constant speed of 1.4m/s ? As..
Suppose 1.15 mol of oxygen is heated at constant pressure of 0.75 atm from 13.0° C to 22.0° C. What is the work done by the gas during this expansion
A car is moving with a speed of 32.0 m/s. The driver sees an accident ahead and slams on the brakes, how far does the car travel after the driver put on the brakes before it comes to a stop
An electrically neutral charge can be given a net charge by several means. Does this violate the conservation of charge? Explain
A vessel which contains an ice-water mixture at 0C is in thermal contact with a water-steam mixture at 100 C. What is the change in the entropy of the water-steam mixture at 100C
each of two very long straight parallel rods carries a positive charge of x coulombs per meter. the distance between
An electron moves in the xy plane with a speed of 3.75 x 106 m / s at an angle 600 with the x-axis 300 and the axis. A magnetic field of 0.85T is in the positive direction of axis y. Find the magnetic force on the electron.
A space probe is traveling in outer space with a momentum that has a magnitude of 4.94 x 107 kg·m/s. Determine the momentum of the probe after the retrorocket ceases to fire
What is the needle of a compass attracted to , What is the difference between ferromagnetic and magnetic
The electron beam inside a television picture tube is 0.300mm in diameter and carries a current of 55.0 uA. What is the current density in the electron beam
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