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

Digestion sytem, what is the substance produced in the liver that acts in t...

what is the substance produced in the liver that acts in the small intestine during digestion?

Ferro electric behavior of solids, In physics, the dielectric material such...

In physics, the dielectric material such as Rochelle salt and barium Titan ate with a domain structure containing dipoles (a symmetric distributions of electrical charge) which spo

Fund physics, A high-performance dragster with a mass of m = 1333 kg can ac...

A high-performance dragster with a mass of m = 1333 kg can accelerate at a rate of a = 23.5 m/s2. Write an expression for the magnitude of the net force, FNET, that propels the dr

Image of this object formed in concave mirror-wave optics, The focal length...

The focal length of a concave mirror is 2 meters. An object is positioned 8 meters in front of the mirror. Where is the image of this object formed? Ans: The image of given ob

Lead acid batteries, Lead acid batteries: Lead acid cells have a nomina...

Lead acid batteries: Lead acid cells have a nominal voltage of 2 Volts, therefore a typical 24V aircraft battery would consist of 12 cells connected in series. The active mater

What is the focal length of the lens, An object that is 24 cm from a convex...

An object that is 24 cm from a convex  lens produces a real image that is 13 cm from the lens. What is the focal length of the lens?

Coanda effect, Coanda effect The effect which indicates that a fluid t...

Coanda effect The effect which indicates that a fluid tends to flow along a surface, instead of flow through free space.

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