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A hydrogen atom has a single proton at its center and a single electron at a distance of approximately 0.0533 nm from the proton.
(a) What is the electric potential energy in joules?
A ball rolls horizontally off the edge of a tabletop that is 1.40 m high. What was its speed at the instant it left the table
Relative to the ground, determine the angle of the velocity vector of the package just before impact.
A converging lens of focal length 7.550cm is 20.5cm to the left of a diverging lens of focal length -6.50cm, Find the magnification of the coins final image
Wanting to invite Juliet to his party, Romeo is throwing pebbles at her window with a launch angle of 73° from the horizontal, What is the initial speed of the pebbles
One solenoid is centered inside another. The outer one has a length of 47.0cm and contains 6800 coils, Find the emf induced in the inner solenoid
The electric potential immediately outside another charged conducting sphere is 190 V, Determine all possible values for the radius of the sphere
Light of wavelength 550. nm in air is found to travel at 1.96x10^8 m/s in a certain liquid. Determine the frequency of the light in air
A 280-kg piano slides 4.3 m down a 30o incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. The effective coefficient of kinetic friction is 0.40.
An object is placed to the left of a convex lens and on the optical axis. find the magnification of the image formed by the lense
A stone takes 0.28s to travel past a window 2.2m tall. From what height above top of the window did the stone fall?
At t = 0 it is known that of 1000 neutrons in a one-dimensional box of width 10-5 cm, 100 have energy 4E1, How many neutrons are in the left half of the box
when it falls back it hits the ground with speed v1=50m/s. The mass of the ball is m=20g. Illustrate what is the total work done by the drag force while the ball is in the air?
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