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

What action reaction pair is responsible for pushing a car, Q. What action ...

Q. What action reaction pair is responsible for pushing a car forward? Ans. The wheels push back on the ground using friction while the ground then pushes forward on the

Michelson interferometer, how Michelson interferometer can be used to measu...

how Michelson interferometer can be used to measure the wavelength of sodium light.

Kinematics, Find the value of g by free fall method.

Find the value of g by free fall method.

Find net n-s component of displacement, A boat travels 75 km southeast, the...

A boat travels 75 km southeast, then 56 km due east, then 25 km 30.0° north of east. a. Sketch the vector set on a N-E-S-W grid b. Find its net E-W part of displacement and

Vectors and 3 Dimensional Forces, 5 example of Classification and 5 types o...

5 example of Classification and 5 types of Vectors and 3 Dimensional Forces

Can you give the condition for dispersion without deviation, Can you give t...

Can you give the condition for dispersion without deviation and illustrate colour has got the maximum angle of deviation?

Measure the electric flux density, Two parallel rectangular plates measurin...

Two parallel rectangular plates measuring 20 cm by 40 cm carry an electric charge of 0.2µC. Measure the electric flux density. If the plates are spaced 5mm apart and the vo

Describe the parallel force, Q. Describe the parallel force? Answer:- ...

Q. Describe the parallel force? Answer:- Parallel forces are two or else more forces which perform in parallel. The forces don't have to be in the similar direction howeve

Determine the total reluctance of the circuit, A ring forming a magnetic ci...

A ring forming a magnetic circuit is made from two materials; one part is mild steel of mean length 25cm and cross-sectional area 4cm 2 , and the remainder is cast iron of mea

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