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Experiments indicate that 13.6 eV are needed to separate the electron from the proton in the hydrogen atom. Compute the velocity of the electron assuming that hydrogen is described by the Rutherford-Bohr model and the electron occupies an orbit with the Bohr radius.
A recent tomb has been unearthed in Egypt that shows the set of wall paintings and hieroglyphics of stars falling to and rising above the horizon over the course of the year (these stars served as sentinels for the pharaoh's passage through the un..
The drawing shows an equilateral triangle, each side of which has a length of 2.23 cm. Point charges are fixed to each corner, Determine the charge qA and qB
A container at 25°C holds 0.50 moles of helium at a pressure of 2.5 atm. What is the volume of the container
a magnetic field is directed at a 40 degree angle to a plane circular loop of wire with a radius of 26.8 cm draw a diagram showing the wire loop angle and magnetic field. determine the induced emf in the wire loop
a 2.0 nc charge is placed on the x-axis at x=-3.0cm another 2.0nc charge is placed on the x-axis at x=3.0cm, What is the potential at the origin
A radar antenna is tracking a satellite orbiting the earth. At a certain time,the radar screen shows the satellite to be 162 km away.The radar antenna is pointing upward at the angle of 62.3 degrees from the ground.find the x and y components(in k..
A 29? and a 41? resistor are in series, Find the current when this series combination is connected across a 12V battery
A 50 kg person performs a maximum vertical jump with an intial velocity of 2m/s. What is the performer's maximum kinetic energy during the jump
Earth's atmosphere is constantly bombarded by cosmic ray protons that originate somewhere in space. What would be the electric current intercepted by the total surface area of the planet
Illustrate what is the maximum load that can be hung from a copper wire of diameter of 0.47 mm before it breaks?
A 200 g block is pressed against a spring of force constant 1.40 kN/m until the block compresses the spring 10 cm. The spring rests at the bottom of a ramp inclined at 60.0 degrees to the horizontal.
Bronco Brown is mowing his lawn. He applies a force F along the handle of the lawnmower as shown. Bronco moves the mower at constant velocity. What is the magnitude of the resistance force acting horizontally on the mower
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