chemistry

posted by .

An argon ion laser puts 5 W of continuous power at a wavelength of 532 nm. the diameter of the laser beam is 5.5 nm. if the laser is pointed at an object, how many photons of laser will strike the object per second.|(1W=1Js-1).

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Science ENGR

    Consider a laser which emits photons with a wavelength of 1.55 micrometers. The laser has a lower electron level Ei and an upper electron level Eu. A power supply pours electrons into the upper energy level and these electrons fall …
  2. Physics

    A helium-neon laser emits light of wavelength 633 nanometers(nm). Light from an argon laser has a wavelength of 515 nm. Which laser emits the higher-frequency light?
  3. Physics

    A carbon dioxide laser is an infrared laser. A CO2 laser with a cavity length of 48.4 cm oscillates in the m=100,000.0 mode. 1. What is the wavelength of the laser beam?
  4. physics

    A typical smaall laser has a power of 0.5mW= 5*10^-4J/s. How many photons are emitted each second by the laser?
  5. Science

    Intensity of the HeNe laser (lambda = 632nm) was measured at 2 distances: 1m and 200m from the laser. The meter reading was 10W and 1W correspondingly. How many photons/sec will enter your eye if you look into the laser from 1m?
  6. Physics !:(

    A carbon dioxide laser is an infrared laser. A CO laser with a cavity length of 48.6cm oscillates in the m=100,000.0 mode. What is the wavelength of the laser beam?
  7. PHYSICS

    A laser is mounted on a table 1.04m above the ground, pointed at a vertical mirror a horizontal distance 3.46m away. The laser beam strikes the mirror 1.52m above the ground. Behind the laser is a wall, 2.80m from the aperture where …
  8. Chemistry

    A laser produces 15.0mW of light. In 3.00hr , the laser emits 4.53×1020 photons. What is the wavelength of the laser?
  9. physics... PLEASE HELP

    A typical laser used in introductory physics laboratories produces a continuous beam of light about 1.0 mm in diameter. The average power of such a laser is 0.75 mW. (i) What is the average intensity?
  10. Physics

    A laser source emits lights of wavelength 62100m and has an output of 35mW calculate how many photons are emitted per minute by this laser sourse

More Similar Questions