Electromagnetic waves, Physics

Assignment Help:

Find amplitude of electric field ina parallel beam of light of intensity 2W/m2

Ans:

Given that intensity I=power/area=2W/M2

by using this formula :intensity I=(Emax^2/2c mue not)

from that Emax=magnitude of electric field

c=velocity of light=3*10^8m/sec

mue not =4pi*10^-7

Emax=38.82 N/m


 


Related Discussions:- Electromagnetic waves

Importance of engineering materials, Materials are an essential part of an ...

Materials are an essential part of an engineering study. An engineer requires materials to provide shape to his concept and design. Selection of the right material job in the first

Isothermal compression and adiabatic expansion of ideal gas, Define Isother...

Define Isothermal Compression and Adiabatic Expansion of Ideal Gas ? An ideal gas is dense at constant temperature from volume v 1 to volume v 2. a) Calculate the work

State the characteristics of antennas isolated, a. Explain the following te...

a. Explain the following terms in connection with electro-magnetic waves: (i) Transverse waves (ii) Power density (iii) Wave impedance (iv) Polarization b. State the chara

Explain instantaneous acceleration, INSTANTANEOUS ACCELERATION: The acc...

INSTANTANEOUS ACCELERATION: The acceleration of the body at any certain instant during its motion is called to be an instantaneous acceleration.

Line of positive charge with a uniform linear charge density, Which of the ...

Which of the subsequent would be a good choice of a Gaussian surface to use to find an expression for the electric field? Because of an infinite line of positive charge with a unif

Determine the flux density, A closed magnetic circuit of cast steel have a ...

A closed magnetic circuit of cast steel have a 6cm long path of cross-sectional area 1 cm 2 and a 2 cm path of cross-sectional area 0.5cm 2 . A coil of 200 turns is wound arou

A, what is electron

what is electron

Diffrence between isobaric process and isochoric process, Diffrence between...

Diffrence between isobaric process and isochoric process   A process in which the pressure is kept constant is known as isobaric process. (i.e.  ΔP=0) A process in which

Ballistic missile, why ballistic missile is unpowered and unguided

why ballistic missile is unpowered and unguided

Electric charges, A charge Q is to be distributed between the objects . wha...

A charge Q is to be distributed between the objects . what should be the magnitude of the charge on the object so that positive force between the object is maximum?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd