The electric fields of two harmonic waves of angular frequency w, and w2₂ are given by E₁ = E₁,ocos (k₁y+wit)i and E₂ = E2,0cos (k₁y-w₂t)î. Find (a) the instantaneous Poynting vector for the resultant wave motion and (b) the time-average Poynting vector. If the direction of propagation of the second wave is reversed, find (c) the instantaneous Poynting vector for the resultant wave motion and (d) the time -average Poynting vector.
The electric fields of two harmonic waves of angular frequency w, and w2₂ are given by E₁ = E₁,ocos (k₁y+wit)i and E₂ = E2,0cos (k₁y-w₂t)î. Find (a) the instantaneous Poynting vector for the resultant wave motion and (b) the time-average Poynting vector. If the direction of propagation of the second wave is reversed, find (c) the instantaneous Poynting vector for the resultant wave motion and (d) the time -average Poynting vector.
Related questions
Question

Transcribed Image Text:=
The electric fields of two harmonic waves of angular frequency w, and we are
given by E₁ E₁,0cos (k₁y + w₁t)i and E2 = E2,0cos (k₁y-w₂t)î. Find (a) the
instantaneous Poynting vector for the resultant wave motion and (b) the time-average
Poynting vector. If the direction of propagation of the second wave is reversed, find (c)
the instantaneous Poynting vector for the resultant wave motion and (d) the time -average
Poynting vector.
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Step 1: Determine the given data:
VIEWStep 2: a) Determine the instantaneous pointing vector for resultant wave motion:
VIEWStep 3: b) Calculate the time average of pointing vector:
VIEWStep 4: Determine the expression of electric fields when the direction of the second wave is reversed:
VIEWStep 5: c) Determine the instantaneous pointing vector for resultant wave motion:
VIEWStep 6: d) Determine the time average pointing vector:
VIEWSolution
VIEWTrending now
This is a popular solution!
Step by step
Solved in 7 steps with 7 images

Expert Answers to Latest Homework Questions
Q: Need answer !
If the Net Present Value (NPV) of a project is positive, it indicates:
A. The project…
Q: Don't use chatgpt!
Which of the following refers to the rate at which one currency is exchanged for…
Q: i need help in this question.
Which of the following refers to the rate at which one currency is…
Q: Please provide the correct answer to this general accounting problem using accurate calculations.
Q: I am searching for the accurate solution to this financial accounting problem with the right…
Q: What is the formula of net persent values ?
explain.
Q: If the Net Present Value (NPV) of a project is positive, it indicates:
A. The project is…
Q: determine the direction and magnitude of angular velocity ω3 of link CD in the four-bar linkage…
Q: Which of the following refers to the rate at which one currency is exchanged for another?
A.…
Q: Which of the following refers to the rate at which one currency is exchanged for another?
A.…
Q: Solved balance sheet December 31, 20XX
Q: No chatgpt!
In financial terms, liquidity refers to:
A. Profitability of an investmentB. Ability to…
Q: In financial terms, liquidity refers to:
A. Profitability of an investmentB. Ability to meet…
Q: In financial terms, liquidity refers to:
A. Profitability of an investmentB. Ability to meet…
Q: 20. Factors 01 pro
B. the technological innovations available to companies.
A. the laws that…
Q: What does beta measure in finance?
A. Systematic risk of a stock compared to the marketB.…
Q: No chatgpt!!
What does beta measure in finance?
A. Systematic risk of a stock compared to the…
Q: What does beta measure in finance?
A. Systematic risk of a stock compared to the marketB.…
Q: electric plants.
Draw the lighting, socket, telephone, TV, and doorbell installations on the given…
Q: I need help!
The market where new securities are issued and sold to investors is called:
A.…
Q: No chatgpt!
The market where new securities are issued and sold to investors is called:
A. Secondary…