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

Explain term pitch, Pitch: It is the characteristics of a sound by whic...

Pitch: It is the characteristics of a sound by which we can distinguish among a grave and shrill sound is known as pitch. It depends on frequency of the vibrating body and expr

Evaluate tha power consumption bulb in series, Two students, A and B, livin...

Two students, A and B, living in neighbouring college rooms, decided to economise by connecting their ceiling lights in series. They agreed that each would install a 100-W bulb

Get expression for intensity of the diffracted beam, Get expression for int...

Get expression for intensity of the diffracted beam by single slit. Explain the position of minima and maxima.

Friction, role of friction in snow?

role of friction in snow?

Illustrate the caesium chloride structure, The Caesium Chloride Structure ...

The Caesium Chloride Structure CsCl structure is basically a simple cubic  lattice with 2 atom basis, where one atom is attached to the lattice point and the other at ( a/2 , a

F=ma and f - ma = 0 are they similar or not?, Ans) In the first one..... F=...

Ans) In the first one..... F=ma...the only force which acts is F...which causes an acc. of ''a'' to the body of mass m... and as the force=>F=ma but on the second... let .

How do you magnetize metal, How do you magnetize metal? You can rub a m...

How do you magnetize metal? You can rub a magnet with the metal in single direction for a bunch of times (the more the better), and that will magnetize it to some degree, but i

If the resistance to earth of earth electrode is high?, Q. Action to be mad...

Q. Action to be made if the resistance to earth of earth electrode is high? Ans: Earth resistance lies upon soil conductivity. To reduce earth resistance dig around the earth

MODERN OPTICS, DERIVATION OF ANGLE OF DEVITAION

DERIVATION OF ANGLE OF DEVITAION

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