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

Zero gravity, what will happen if gravity becomes zero?is it possible in ea...

what will happen if gravity becomes zero?is it possible in earth?

What is the band width?, A data transmission rate; the maximum amount of in...

A data transmission rate; the maximum amount of information (bits/second) that can be transmitted along a channel is called band width.

Foil resistor, This is a new generation of resistor having very low tempera...

This is a new generation of resistor having very low temperature coefficient of resistance. A metal foil made from a special alloy is bonded on to a flat ceramic substrate. The tem

Experiment on thermo electric thermometers, what are some advantages of th...

what are some advantages of the thermo-electric thermometer over the mercury in glass thermometer?

What point in the balls travel to home plate, Q. When a radar gun utter the...

Q. When a radar gun utter the pitch is 90 miles per hour at what point in the balls travel to home plate is the radar gun measuring the velocity? Answer:- The measu

Determine period of a pendulum, As a pendulum is raised to higher altitudes...

As a pendulum is raised to higher altitudes, its period: a) Increases b) Decreases c) Remains the same d) Decreases, and then remains the same Ans: When

Determine the net force, Q. While rummaging in her backpack for her cell p...

Q. While rummaging in her backpack for her cell phone, Sally's Mini-Cooper rear ends Joey's Suburban. Sally's car is totaled while the suburban is fine. If Sally's car hit the sub

Write the mathematical expression for the refractive index, Write the mathe...

Write the mathematical expression for the refractive index in terms of A and D for a prism, explain the symbols. Mention any two factors on which lateral shift depends.

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