Question

A red laser emits a pulse of light every 10 ms. If the laser operates at...

A red laser emits a pulse of light every 10 ms. If the laser operates at a wavelength of 695 nm and 50 W, calculate the number of photons emitted during a pulse. (1 W = 1 J/s).

Homework Answers

Answer #1

SOLUTION OF YOUR QUESTION IS IN IMAGE

If you want to discuss anything about this question then please comment, it will be my pleasure

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A red laser pointer emits light with wavelength 488 nm. If the laser emits 7.5 x...
A red laser pointer emits light with wavelength 488 nm. If the laser emits 7.5 x 10–4 J of energy per second, how many photons per second are emitted from the laser?
The YAG Laser in the Laser Laboratory is a pulsed laser that emits infrared light of...
The YAG Laser in the Laser Laboratory is a pulsed laser that emits infrared light of wavelength 1064 nm at a frequency of 10 Hz. Suppose that one pulse from the YAG Laser has an average energy of 1.2 J and lasts for a time of 14 ns. What is the energy (in eV) of one photon of this laser light? How many photons are emitted in one pulse from the YAG Laser? What is the power output (in W)...
A pulsed ruby laser emits light at 694.3 nm. For a 15.0-ps pulse containing 2.80 J...
A pulsed ruby laser emits light at 694.3 nm. For a 15.0-ps pulse containing 2.80 J of energy, find the following. (a) the physical length of the pulse as it travels through space mm (b) the number of photons in it photons (c) If the beam has a circular cross section 0.600 cm in diameter, find the number of photons per cubic millimeter. photons/mm3
A 200 W infrared laser emits photons with wavelengths of 2.0 x 10-6 m, and a...
A 200 W infrared laser emits photons with wavelengths of 2.0 x 10-6 m, and a 200 W ultraviolet laser emits photons with wavelengths of 7.0 x 10-8 m.  What is the energy of a single photon from each laser – which wavelength of photon has more energy?  Which laser is brighter (emits more photons every second)?  Blackboard question:  If both lasers are turned on at the same time, how many total photons are emitted every second?
Consider a laser pointer that emits red light with wavelength 650 nm. This light is used...
Consider a laser pointer that emits red light with wavelength 650 nm. This light is used for a photoelectric effect experiment where the anode in the evacuated glass tube is made up of a material that has work function equal to 1 eV. [1] What is the energy of an individual photon that comes out of the laser pointer? [2] What is the maximum kinetic energy of an emitted electron?
How many photons are there in a 10 µs pulse of 10-10 W of red (wavelength...
How many photons are there in a 10 µs pulse of 10-10 W of red (wavelength = 700 nm) light? 2500 250 25 3500 350
A laser emits light that has a frequency of 6.69 x 1014 s-1. If the laser...
A laser emits light that has a frequency of 6.69 x 1014 s-1. If the laser emits a “pulse” (a burst of light) that contains 7.0 x 1017 photons, what is the total energy of that pulse in Joules? Do not use scientific notation in your answer. Give the answer ( in Joules) to 2 significant figures.
A monochromatic lamp emits a 85 W beam of light which has a wavelength of 520...
A monochromatic lamp emits a 85 W beam of light which has a wavelength of 520 nm. How many photons does the lamp emit each minute? Would this number be bigger, smaller, or the same if the lamp had the same power but emitted light with wavelength 926.6 nm instead?
The power of a red laser (λ = 630 nm) is 3.75 watts (abbreviated W, where...
The power of a red laser (λ = 630 nm) is 3.75 watts (abbreviated W, where 1 W = 1 J/s). How many photons per second does the laser emit?
A laser emits 7.91 × 1018 photons per second in a beam of light that has...
A laser emits 7.91 × 1018 photons per second in a beam of light that has a diameter of 2.82 mm and a wavelength of 514.5 nm. Determine (a) the average electric field strength and (b) the average magnetic field strength for the electromagnetic wave that constitutes the beam. please help i will rate
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT