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Question: Calculate the 6 lowest energy levels in a quantum well with infinitely high walls with a width of L=20nm and another which is only L=4nm? For which of these energy levels do you find the highest probability to find an electron at x=0.3*L?
Don't just give me the answer; explain your steps as well.
a 5.00 kg object is released from rest while fully submerged in a liquid. the liquid displaced by the submerged object
You now know that there is an opposite and equal reaction based on Newton's third Law and perhaps you are worried about the force of that rock hitting your spaceship (Newton's 1st Law)! Find does Newton second law play a role here
find the x and y components of the shell.
A series circuit with a 12kΩ resistor, a 12.0 V battery and a capacitor has a time constant of 55 μs. Compute the capacitance of the circuit? Compute the time it takes for the energy stored in the capacitor to be two thirds of its maximum value?
Two cubes make from the same material. The radiant energy per second emitted by the small cube (1L ) is 0.675j/s. What is the energy emitted per second by the large cube (2L)
You attach a meter stick to an oak tree, such that the top of the meter stick is 2.67 meters above the ground. how high above the ground was the acorn before it fell
An astronaut is traveling in a space vehicle that has a speed of 0.515c relative to Earth. The astronaut measures his pulse rate at 69.0 per minute. What pulse rate does the Earth observer measure
In traveling to the Moon, astronauts aboard the Apllospacecraft put themselves into a slow rotation to dsitribute theSun’s energy evenly. At the start of their trip, theyaccelerated from no rotation to 1 revolution per minute during a12- min time ..
explain the changes in the velocity acceleration and net force of a man with a parachute jumping off a plane. you need
The voltage and power ratings of a particular light bulb, which are its normal operating values, are 110 V and 60 W. what is the operating voltage of the bulb
A solid cylinder of radius 0 cm and mass 9 kg starts from rest and rolls without slipping down a 32° incline that is 9 m long. What is its translational speed when it reaches the bottom? What is its rotational speed when it reaches the bottom?
A 0.800 kg projectile is launched from the edge of a cliff with an initial kinetic energy of 1875 J and at its highest point is 211.2 m above the launch point. find the vertical component of its velocity just after launch
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