Compute how many photons are emitted per second

Reference no: EM13341742

A 2.90mW helium neon laser emits a visible laser beam with a wavelength of 635nm.

How many photons are emitted per second?

Reference no: EM13341742

Questions Cloud

Explain the basic cycle for a steam power plant : The basic cycle for a steam power plant is shown by Fig 8.1. The turbine operates adiabatically with inlet steam at 6800 kPa and 550deg.C and the exhaust steam enters the condenser at 50deg.C with a quality of 0.96

Explain the thermal efficiency of the plant : A steam power plant operates on the cycle of fig. 8.4. For one of the following sets of operating conditions, determine the steam rate, the heat transfer rates in the boiler and condenser and the thermal efficiency of the plant.

Explain which is then converted to electrical energy : Most electrical energy in the United States is generated in large-scale power cycles through conversion of thermal energy to mechanical energy, which is then converted to electrical energy

The facts and evidence presented in the case : Students should analyse the case as it stands, and confine their work to the facts and evidence presented in the case

Compute how many photons are emitted per second : A 2.90mW helium neon laser emits a visible laser beam with a wavelength of 635nm. How many photons are emitted per second

Explain what is the lowest temperature the system : A refrigeration system requires 1.5 kW of power for a refrigeration rate of 4 kJ/s. (a). What is the coefficient of performance? (b). How much heat is rejected in the condenser. (c). If heat rejection is at 40 deg. C, what is the lowest temperatur..

How can eec avoid these behaviors : Discuss unethical behavior that can result if the wrong performance measures are used to tie performance measures to compensation and how can EEC avoid these behaviors?

What is the magnitude of the charge on each ball : Two equally charged insulating balls each weigh 0.40 g and hang from a common point by identical threads 45 cm long. The balls repel each other so that the separation between their centers is 6.6 cm.

Construct a coherent and logical legal argument : Case study about which they will be required to construct a coherent and logical legal argument using the four step approach.

User Account

All Pages