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

Define the term intrinsic stand-off ration in UJT, Define the term intrinsi...

Define the term intrinsic stand-off ration in UJT.   Ans:  Intrinsic Stand-off Ratio: Equivalent circuit of a UJT is demonstrated in fig. (a). Emitter diode forms the junctio

Kinematics, how much energy is required to raise an object of 300g that is ...

how much energy is required to raise an object of 300g that is initially at rest to a height of 2m and simultaneuosly give the object a velocity if 4m/s?

Typical signal source and amplifier circuit, 1. Discuss the internal noise ...

1. Discuss the internal noise sources that are present in a typical signal source and amplifier circuit, and describe their effects.  2.  The company currently has a low noise a

Biot law, what is the biot law give the mathmatical description.

what is the biot law give the mathmatical description.

Gauss divergence theorem, Using Gauss divergence theorem show that the volu...

Using Gauss divergence theorem show that the volume of a sphere of radius 'r' is 4⁄3 πr 3 .

Determine the velocity of an object, An impulse of 10 kilogram-meters per s...

An impulse of 10 kilogram-meters per second acting on an object whose mass is 5 kilogram will cause a change in the objects velocity of: a) 0.5 meters per second b) 2 met

Explain faradays laws of electromagnetic induction, Explain Faraday's laws ...

Explain Faraday's laws of electromagnetic induction? Ans. First Law of faraday: Whenever the flux linked with a circuit is changed an e.m.f. is generate in the circuit Seco

How fast are the electrons moving - magnetic field, Electrons travelling at...

Electrons travelling at right angles to a magnetic field experience a force of  8.3 x 10 -13 N when they are in a magnetic field of 6.2 x 10 -1 T. How fast are the electrons

DELAY LINE, WHY WE USE DELAY LINE IN CRO WHAT HAPPENS IF WE NOT USE IT?

WHY WE USE DELAY LINE IN CRO WHAT HAPPENS IF WE NOT USE IT?

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