Determine the width of the square well

Assignment Help Physics
Reference no: EM13302914

An electron is in the ground state of an infinite square well. The energy of the ground state is E1 = 0.72 eV.

(a) What wavelength of electromagnetic radiation would be needed to excite the electron to the n = 5 state?

nm

(b) What is the width of the square well?

nm

Reference no: EM13302914

Questions Cloud

Define networks and hardware in personal computers : From the e-Activity, determine whether you prefer a laptop or desktop. Elaborate on the features that you would want your desktop or laptop to offer, and provide an explanation of why you would want such features.
How many revolutions must the proton make : A proton in Fermilab's Tevatron is accelerated through a potential difference 2.06 MV during each revolution around the ring of radius 1.00 km. how many revolutions must the proton make
Obtain the final image distance relative to the lens : Type your question hereTwo converging lenses are separated by 23.80 cm. Determine the final image distance relative to the lens on the right
What is the pressure exerted on the surface in psi : A submerged surface has an area of 25 square feet, and the resultant force acting on it is 100 pounds, what is the pressure exerted on the surface, in psi
Determine the width of the square well : An electron is in the ground state of an infinite square well. The energy of the ground state is E1 = 0.72 eV. What is the width of the square well
Develop a mental health unit : Develop a Mental Health Unit that includes both inpatient and community outreach services - Identification of strategies and how specific goals will be developed to achieve these strategies.
Calculate the apparent porosities if the matrix is quartz : The dry weight of a core is 28.20 gm. When saturated with a brine having a density of 1.15 gm/cc, the weight increases to 31.50 gm. Calculate the apparent porosities if the matrix is 1) quartz or 2) calcite.
What is the elongation of the brass rod due to the load : A hollow circular, gray cast-iron pipe supports a red brass rod and weight W = 2 kips, as shown. The outside diameter of the pipe is d = 6". If the allowable compressive stress in the pipe is 5000 psi and the allowable shortening of the pipe is 0...
Find the final translational rms speed of the molecules : Initially, the translational rms speed of a molecule of an ideal gas is 460 m/s. The pressure and volume of this gas are kept constant, find the final translational rms speed of the molecules

Reviews

Write a Review

Physics Questions & Answers

  Compute the magnitude of the acceleration of the masses

Two masses of 4.00 kg each, connected by a string, slide down a ramp making an angle of 45° with the horizontal. Find the magnitude of the acceleration of the masses

  What are the x and y coordinates of the shell

To start an avalanche on a mountain slope, an artillery shell is fired with an initial velocity of 340 m/s at 47.0° above the horizontal, What are the x and y coordinates of the shell

  Find vector a and express in terms of unit vector x

Vector A - Vector B=(-51.4m)x, Vector C=(62.2m)x, and Vector A + Vector B + Vector C=(13.8m)x, Find Vector A and express in terms of unit vector x

  How much energy is contained in a beam

An argon-ion laser produces a cylindrical beam of light whose average power is 0.662 W. How much energy is contained in a 1.88-m length of the beam

  How much work is done by the gas during this expansion

Suppose 145 moles of a monatomic ideal gas undergo an isothermal expansion from 1.00m^3 to 4,00 m^3, How much work is done by the gas during this expansion

  Compute the ratio of the final charge on sphere

Consider three identical metal spheres, A, B, and C. Sphere A carries a charge of +3q. Sphere B carries a charge of -q. compute the ratio of the final charge on sphere

  Find the magnitude and direction of the electric field

Two spherical shells have a common center. A -2.1 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +5.0 10-6 C charge is spread uniformly over the outer shell.

  Find the frictional force on the bone

As a person walks, the femur (upper leg bone) slides in a socket in the hip, Find the frictional force on the bone in the hip joint

  What is the index of refraction of the blue light

If the index of refractions of the red light is 1.4925, what is the index of refraction of the blue light?

  Compute the time of flight

A ski jumper takes off at an angle 20 degrees above the horizontal with a speed of 30.0m/s, Calculate the time of flight

  Calculate the final potential difference across the plates

Two capacitors C1 = 3.2 ?F, C2 = 13.5 ?F are charged individually to V1 = 19.0 V, V2 = 5.6 V. Calculate the final potential difference across the plates of the capacitors once they are connected

  How much work is done by gravity on the two block system

A mass m1 = 3.2 kg rests on a frictionless table and connected by a massless string over a massless pulley to another mass m2 = 4.3 kg which hangs freely from the string, How much work is done by gravity on the two block system

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd