Find at what rate per unit area does detector absorb photons

Assignment Help Physics

Reference no: EM13521045

A laser emits light at wavelength ? = 637 nm in a beam of diameter 2.9 mm and at an energy-emission rate of 5.4 mW. A detector in the beam's path absorbs the beam. At what rate per unit area does the detector absorb photons?

Reference no: EM13521045

Questions Cloud

Explain two liters of a buffered solution are created : Two liters of a buffered solution are created from 0.45 M HC2H3O2 (Ka = 1.8 x 10^-5) and 0.36 M NaC2H3O2. (a) What is the pH of this solution

Find its frequencyin the solution : A laser beam is incident at an angle of 41.0° to the vertical onto a solution of corn syrup in water.b What is its frequencyin the solution

Find how far will such a pion move : A pion is created in the higher reaches of Earth's atmosphere when an incoming high-energy cosmic-ray particle collides with an atomic nucleus. how far (on the average) will such a pion move through the atmosphere before it decays

Design an optimal equiripple glp fir filter : Design a filter that meets all specifications, and show your results in support. Comment on the path your design process took, in particular on observations made and actions taken on the basis thereof.

Find at what rate per unit area does detector absorb photons : A laser emits light at wavelength ? = 637 nm in a beam of diameter 2.9 mm and at an energy-emission rate of 5.4 mW. At what rate per unit area does the detector absorb photons

State an equation for the equilibrium reaction : Write an equation for the equilibrium reaction and a K expression. Solve for the pH of the solution.

Evaluate the radiation pressure on the mirror : A 25.8-mW laser beam of diameter 1.99 mm is reflected at normal incidence by a perfectly reflecting mirror. Calculate the radiation pressure on the mirror

Determine the pure molar solubility of bacro4 : The solubility of zinc oxalate is 7.9 x 10-3 (exponential 3)M at 18 degrees celsius.Calculate its Ksp. Find the pure molar solubility of BaCrO4(Ksp=2.1x10(-10 Exponentially ) in a) pure water and b) 1.5 x10(-3 exponentially) M Na2CrO4.

Find the highest frequency at which the source can operate : Sinusoidal waves 5.00 cm in amplitude are to be transmitted along a string that has a linear mass density of 4.00 multiplied by 10-2 kg/m. find the highest frequency at which the source can operate

User Account

All Pages