Levitation by light pressure

Assignment Help Physics
Reference no: EM13535297

Levitation by Light Pressure. Consider an isolated hydrogen atom of mass 1.66 x10^- 27 kg. Find the number of photons that must strike the atom per second, and the corresponding and optical power, for it not to fall under the effect of gravity, given idealized conditions in vacuum

Reference no: EM13535297

Questions Cloud

Rate equations in a four-level laser : Rate Equations in a Four-Level Laser. Consider a four-level laser with an active volume V = 1 cm ^3 . The population densities of the upper and lower laser levels are N 2 and N 1 and N = N 2 - N 1 . The pumping rate is such that the steady-state p..
Currently studying the conservation of energy : A rock is dropped off a 200m cliff. What is the velocity of the rock at a height of 30m?( we are currently studying the conservation of energy)
Derive partition function if particles obey mb statistics : Consider a system of 2 particles , each of which can stay in 0,ε,3ε.Let temp =T=(kB)^-1.
In a historical movie-two knights on horseback start : In a historical movie, two knights on horseback start from rest 73 m apart and ride directly toward each other to do battle. Sir George's acceleration has a magnitude of 0.15 m/s2, while Sir Alfred's has a magnitude of 0.28 m/s2. Relative to Sir Geor..
Levitation by light pressure : Levitation by Light Pressure. Consider an isolated hydrogen atom of mass 1.66 x10^- 27 kg. Find the number of photons that must strike the atom per second, and the corresponding and optical power, for it not to fall under the effect of gravity, gi..
Hawthorne the birthmark : Hawthorne The Birthmark
Consider an isolated hydrogen atom of mass : Consider an isolated hydrogen atom of mass 1.66x10^(-27) kg.Let an upwardly directed laser beam emitting 1 eV photons be focused in such a way that the full momentum of each of its photons is transferred to the atom. Find the average upward force ..
Estimate the future cost of retirement : Estimate the future cost of  retirement.
A sinusoidal wave traveling in the positive x-direction : A sinusoidal wave traveling in the positive x-direction has a wavelength of 11 cm, a frequency of 13 Hz, and an amplitude of 19 cm. The part of the wave that is at the origin at t = 0 has a vertical displacement of 6 cm. For this wave, determine the ..

Reviews

Write a Review

Physics Questions & Answers

  Find the magnitude of the resulting magnetic field

A sphere of radius R is uniformly charged to a total charge of Q. It is made to spin about an axis that passes through its center with an angular speed ω. Find the magnitude of the resulting magnetic field at the center of the sphere.

  Find the equivalent resistance

A resistor is in the shape of a cube, with each side of resistance  R . Find the equivalent resistance between any two of its adjacent corners.

  What is the electric field at the location

Question: Field and force with three charges? What is the electric field at the location of Q1, due to  Q 2 ?

  What is the maximum displacement of the bridge deck

What is the maximum displacement of the bridge deck?

  What is the magnitude of the current in the wire

What is the magnitude of the current in the wire as a function of time?

  Blackbody

Questions on blackbody, Infra-Red Detectors & Optic Lens and Digital Image.

  Gravity conveyor

Illustrate the cause of the components accelerating from rest down the conveyor.

  Calculate the dc voltage

Calculate the dc voltage applied to the circuit.

  Quadrupole moments in the shell model

Quadrupole moments in the shell model

  Determine the tension in each string

Determine the tension in each string

  Introductory mechanics: dynamics

Calculate the smallest coefficient of static friction necessary for mass A to remain stationary.

  Evaluate maximum altitude

Evaluate maximum altitude?

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