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

Newtons laws, if you drop a ball from a tall building, after 4.2 seconds wh...

if you drop a ball from a tall building, after 4.2 seconds what is its speed in m/s?

Sound waves and the eardrum, Sound Waves and the Eardrum While a pressu...

Sound Waves and the Eardrum While a pressure wave reaches the ear and a series of high and low pressure regions impinge upon the eardrum. An arrival of a compression or high pr

Bread-board, The holes in bread board in horizontal direction have same vol...

The holes in bread board in horizontal direction have same voltage when a potential is given and same is the case with the verticle holes in the middle portion...May I know the rea

Electrons and holes in semi-counductor, Electrons and holes in semi-counduc...

Electrons and holes in semi-counductor Metals have free electrons available in conduction band for conduction of electric current. As the valence band overlaps the conduction b

Explain musical sounds, Musical Sounds: Sound that produces pleasant ef...

Musical Sounds: Sound that produces pleasant effects on our ear is known as musical sound. Such as sound of flute, violin.

Physics, Current time base generator

Current time base generator

Practical, We here at Brilliant assume that you work through these problems...

We here at Brilliant assume that you work through these problems using some sort of writing utensil. Take your pen or pencil, balance it on its tip, and let go. It falls over. How

What is meant by the statement - charge is quantized, What do you mean by u...

What do you mean by understand by the statement ‘charge is quantized'? The electric lines of force do not intersect. Why?

Precaution to minimize radiation danger, Precaution to minimize Radiation D...

Precaution to minimize Radiation Danger: 1. One should keep safe distance away from radiation emitting source. 2. The radiation from the reactor are shielded by thick concr

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