Question

In: Physics

ASAP: A laser beam with diameter 2mm is incident on the mirror which is 2 m...

ASAP: A laser beam with diameter 2mm is incident on the mirror which is 2 m away and exerts a force of 10^-9N. calculate amplitude of electric field in beam. calculate the power of the beam

Solutions

Expert Solution

Please give thumbs up. Thank you.


Related Solutions

A monochromatic, unpolarized beam of laser light is incident on a polarizer that is aligned along...
A monochromatic, unpolarized beam of laser light is incident on a polarizer that is aligned along the vertical direction. The light has a wavelength of 355 nm. Explain in a complete sentence what fraction of the incident light passes through the polarizer? If the light coming out of this polarizer passes through a second polarizer that is rotated at an angle of 45o with respect to the first polarizer, what fraction of the original laser light will come out of...
A beam of wavelength 310 nm from a laser is incident on a metal with work...
A beam of wavelength 310 nm from a laser is incident on a metal with work function 2.7 eV. The power of the laser is 0.15 W. (a) Does the metal emit photoelectrons? Why? (b) What is the range of photoelectron kinetic energies emitted by metal? (c) What is the range of de Broglie wavelengths of these photoelectons? (d) How does result for part (b) change if the laser power is doubled to 0.30 W? Thank you.
A laser had a power output of 2mW and a beam diameter of 2mm. (A) what...
A laser had a power output of 2mW and a beam diameter of 2mm. (A) what is the amplitude of the electric field in the electromagnetic waves emitted by this device? Find (b) the total energy in a 2 meter length of the laser beam and (c) the momentum transferred to a perfect mirror by this laser beam. (D) the index of refraction of water is about 1.33. What is the wavelength in water of a light wave whose wavelength...
A laser beam with vacuum wavelength 582 nm is incident from air onto a block of...
A laser beam with vacuum wavelength 582 nm is incident from air onto a block of Lucite as shown in the figure below. The line of sight of the photograph is perpendicular to the plane in which the light moves. Take θ1 to be 60°. Recall that the index of refraction of air is 1 and Lucite is 1.50. (a) Find the speed of the light in Lucite.. m/s (b) Find the frequency of the light in Lucite.. Hz (c)...
A pointer laser has an average output power of 0.9 mW and a beam diameter of...
A pointer laser has an average output power of 0.9 mW and a beam diameter of 1.2 mm. (a) What is the force exerted by the laser beam on a perfectly reflecting surface ? (b) Is this force much larger, smaller, or about the same compared to the weight of a 0.1 gram drop of water ( 1x10-4x9.8 = 9.8x10-4 Newton ) (c) What is the rms electric field produced by this laser ?
A laser emits a cylindrical beam of light 4.0 mm in diameter. The average power of...
A laser emits a cylindrical beam of light 4.0 mm in diameter. The average power of the laser is 2.8 mW . The laser shines its light on a perfectly absorbing surface. How much energy does the surface receive in 14 s ? What is the radiation pressure exerted by the beam?
a. Consider a laser radar emitting a Gaussian beam of diameter 20 cm with a wavelength...
a. Consider a laser radar emitting a Gaussian beam of diameter 20 cm with a wavelength of 2.1 μm. At distances of 50, 500, 5000, and 50,000 meters, what is the focused beam diameter, and what is the depth of field? Remember the depth of field is twice the Rayleigh range of the waist diameter. Remember that in some cases the solution may be impossible. Also re- member that there may be two solutions, and it makes sense to pick...
A 5.00-m-diameter garden pond is 0.500 m deep. Solar energy is incident on the pond at...
A 5.00-m-diameter garden pond is 0.500 m deep. Solar energy is incident on the pond at an average rate of 400 W/m2. If the water absorbs all the solar energy and does not exchange energy with its surroundings, how many hours will it take to warm from 16.0 ∘C to 19.0 ∘C?
3. Suppose a beam of particles of mass m and kinetic energy E is incident from...
3. Suppose a beam of particles of mass m and kinetic energy E is incident from the left on a potential well given by: U(x) = ?U0 (for 0 < x < L where U0 > 0) U(x) = 0 ( otherwise ) (a) What is the Schrodinger Wave Equation (S.W.E.) for the region x < 0 ? (Hint: include both incident and reflected waves) (b) What is the S.W.E. for the region x > L ? (Hint: this will...
A laser of wavelength 200 nm is incident on a metal surface, which causes the ejection...
A laser of wavelength 200 nm is incident on a metal surface, which causes the ejection of electrons. The stopping potential is measured to be 1.66 V. Use the table below to identify the metal. Copper Sodium Aluminum Iron Tungsten
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT