A perfectly reflecting flat mirror is uniformly illuminated by light striking it perpendicularly. The area of the mirror is 2.43 m2and the light exerts a force of 1.03 μN on it. Calculate the intensity ? of the light. ?=???

Q: A person riding in a boat observes that the sunlight reflectedby the water is polarized parallel to…

A: Given Data: The angle of wearer leans to the vertical is, ϕ=21.5o   The expression for a fraction of…

Q: A beam of initially unpolarized light passes through a sequence of three ideal polarizers. The angle…

A: When a beam of unpolarized light passes through a polarizer, the emerging beam of light is…

Q: An electromagnetic wave with frequency 4.00x1014 Hz propagates with a speed of 2.10x108 m/s in a…

A: We know thatλ=vfHereλ=Wavelength of the waveV=velocity of wavef=frequency of wave

Q: Problem A light wave with wavelength A = 560 nm has an electric field amplitude of Eo = 9 V/m.…

A: Given,  Wavelength λ =560 nm. Electric field amplitude E0 = 9 V/m. Velocity of sound (v) = 3×108…

Q: Some unpolarized light has an intensity of 1315 W/m2 before passing through three polarizing…

A:

Q: Q3 What is the angle between the following as light wave! travers ? A Electric field and Magnetic…

A: An electromagnetic wave consists of oscillating electric and magnetic fields. The various possible…

Q: A certain electromagnetic field traveling in glass has a maximum electric field of 1,299 V/m. What…

A: Given data The maximum electric field is given as Emax = 1299 V/m. The speed of light is given as c…

Q: fields in a Find the amplitude of electric and magnetic parallel beam of light of intensity 4.0…

A: The intensity of the light beam is given as I=4 W/m2

Q: he electric field wave associated with an EM wave is given by E(x,t)= 250N/C sin (wt - 4.85 x 10^7…

A: Electric field associated with an EM wave,

Q: A square, perfectly reflecting surface is oriented in space to be perpendicular to the light rays…

A: Given : edge length of square , a = 2.0 m            Distance of mirror from the sun, dm = 3.0 ×1011…

Q: The frequency of a light wave in a material is 2 *1014 Hz and the wavelength is 5000A. The…

A: Given: Frequency of light wave in material, f=2×1014 Hz Wavelength, λ = 5000 A°   To find: The…

Q: Find the amplitude of electric and magnetic fields in a parallel beam of light of intensity 4.0 W/m²…

A:

Q: Light passes from air into ice with part of the ray reflected and part refracted. The reflected and…

A:

Q: An electromagnetic wave with frequency 5.70 * 1014 Hz propagates with a speed of 2.17 * 108 m/s in a…

A:

Q: An electromagnetic wave with frequency 5.70 * 1014 Hz propagates with a speed of 2.17 * 108 m/s in a…

A: Given that, The frequency of the EM wave, f=5.70×1014 HzSpeed of the wave, v=2.17×108 m/sWavelength…

Q: At an instant in time, the electric and magnetic fields of an electromagnetic wave are given by E=…

A: The Poynting vector of electromagnetic wave is given by S→=1μ(E→×B→)              where μ is the…

Q: Show that the three-dimensional wave equation for light is satisfied by the following electric…

A:

Q: Let x and y components of the electric vector of an electromagnetic wave be given by Ex = a₁ sin wt…

A: For electromagnetic wave to be linearly polarized, phase difference between two components of wave…

Q: Light that is polarized along the vertical direction is incident on a sheet of polarizing material.…

A: See below

Q: A beam of initially unpolarized light passes through a sequence of three ideal polarizers. The angle…

A:

Q: An electromagnetic wave has an electric field given by Ē= −(9.0 × 10³V/m)icos[(9.42 × 10¹ rad's): -…

A:

Q: Consider a plane, monochromatic, electromagnetic wave traveling in a homogeneous medium. Its…

A: Given the magnetic fieldBx = 0By= 0Bz= B0cos(9y + 2× 109t) y is in metre and t is in second.find…

Q: Find the amplitude of ele fields in a parallel beam of light of intensity 4.0 W/m².

A: Intensity is the magnitude of a quantity per unit area. Here, we calculate the given as follow;

Q: An electromagnetic wave is given by 3 E(z, t) = ☆ ✓/³ Eŋ cos(kz · Eo This wave represents: cos(kz −…

A: From the above expression of the electric field it is clear that this is a plane polarized E-field..…

Q: Electromagnetic radiation from a 4.95-mW laser is concentrated on a 0.95-mm2 area. Part (a)  What…

A: Given, Power of electromagnetic radiation laser, P = 4.95 mW Surface area, A = 0.95 mm2

Q: A perfectly reflecting surface of area 38.0 cm? experiences a momentum transfer per second of…

A: Given that: Area A=38.0 cm2 Momentum transfer per second i.e. force F=1.90×10-10 N

Q: Consider an electromagnetic wave whose electric field is given by E, = 4E, cos(3x+4y-500t); Ey=3E…

A:

Q: Suppose a plane-polarised light wave is travelling in the z  direction, its electric field vector E…

A: Given Plane-polarised light wave is travelling in the z direction. Electric field vector E is in x…

Q: A beam of initially unpolarized light passes through a sequence of three ideal polarizers. The angle…

A: The solution is as follows

Q: Initially unpolarized light is sent along the z-axis into a system of three polarizing sheets placed…

A: Given: Initially light is unpolarized Polarizing angle of polarizing sheet For first sheet, θ1 =…

Q: Unpolarized light of intensity I0 = 950 W/m2 is incident upon two polarizers. The first has its…

A: Given Data: Intensity of unpolarized light (Io) = 950 W/m2.Angle of the second polarizer (θ) = 15o.…

Q: Find the amplitude of electric and magnet lds in a parallel beam of light of intensity 4.0 W/m².

A:

Q: Consider a green tree leaf of area 29.5 cm2 absorbing red light coming from the Sun as a plane wave…

A: Given that:Emax=0.35 kV/m=0.35×103 V/mA=0.29 cm2=0.29×10-4 m2t=1 hr=3600 secεo=8.85×10-12 F/mλ=650…

Q: Consider a green tree leaf of area 29.6 cm2 absorbing red light coming from the Sun as a plane wave…

A: Area of the green tea leaf (A)=29.6 cm2 Wavelength of the electromagnetic waves λ=650 nm Amplitude…

Q: -x10^8 m/s in a certain piece

A: Given: Frequency is 4.6×1014Hz. Speed is 2.14×108m/s. To find the wavelength of wave in the glass.

Q: If the magnetic field in a sinusoidal electromagnetic wave which propagates in vacuum is given by B…

A: The waves which are created due to the vibration of both electric field and magnetic field is known…

Q: Unpolarized light is incident on a system of three ideal polarizers. The second polarizer is…

A:

Q: The magnetic field of a plane electromagnetic wave in empty space in SI system is given by…

A: Magnetic field of an EM wave is given by,  B=10 cos(k.r-wt)z

Q: The electric field of a plane EM wave is given by EzEo cos(kz+wt), E, = E₂ = 0. Determine the…

A:

Q: As light travels in an absorbing medium, the rate of decrease in intensity is proportional to the…

A: The differential equation provided by Bouguer and its mathematical form given by Lambert is  l =…

Q: At an instant in time, the electric and magnetic fields of an electromagnetic wave are given by E=…

A: Electric field of EM wave is Magnetic field of EM wave is Note:Permeability of free space is…

Electromagnetic Waves

Electromagnetic waves are waves that consist of magnetic field and electric field components perpendicular to each other. These field components are also perpendicular to the direction of propagation of the wave.