Question
need help. please answer #3 and 4
3. The electric field in an EM wave is given by (In Sl units): E = (15) sin(1.1x10x-01) [N/C] where is the unit vector in th
0 0
Add a comment Improve this question Transcribed image text
Answer #1

3 TIJ j (15) Bin (1.1x107x- wt) So, Here, ak= 1.1 X107x K= 1.1x107 m? 2) wavelength k 그 sol 2x 3.14 = ue 1.1x1o? =[5.7810?

Add a comment
Know the answer?
Add Answer to:
need help. please answer #3 and 4 3. The electric field in an EM wave is...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • please help, thank you The electric field in an EM wave is given by (In SI...

    please help, thank you The electric field in an EM wave is given by (In SI units): Ē = $(15) sin(1.1x10' x-0) [N/C] where ſ is the unit vector in the y-axis. calculate its wavelength. The pilot of an aircraft flying over a lake notices an illuminated circular path of diameter 20.0 m at the surface of the water due to a very bright light source at the bottom of the lake. Assuming that the light source emits equally in...

  • need help. 4. The pilot of an aircraft flying over a lake notices an illuminated circular...

    need help. 4. The pilot of an aircraft flying over a lake notices an illuminated circular path of diameter 20.0 m at the surface of the water due to a very bright light source at the bottom of the lake. Assuming that the light source emits equally in all directions and no light is reflected from the side of the lake, calculate the depth of water in the lake. The index of refraction of the water is 1.40.

  • 4. The pilot of an aircraft flying over a lake notices an illuminated circular path of...

    4. The pilot of an aircraft flying over a lake notices an illuminated circular path of diameter 30.0 m at the surface of the water due to a very bright light source at the bottom of the lake. Assuming that the light source emits equally in all directions and no light is reflected from the side of the lake, calculate the depth of water in the lake. The index of refraction of the water is 1.34.

  • please help me in this,thank you 7. The pilot of an aircraft flying over a lake...

    please help me in this,thank you 7. The pilot of an aircraft flying over a lake notices an illuminated circular path of diameter 33.0 m at the surface of the water due to a very bright light source at the bottom of the lake. Assuming that the light source emits equally in all directions and no light is reflected from the side of the lake, calculate the depth of water in the lake. The index of refraction of the lake...

  • Can you answer questions 1,2&3 with clear writing please 1. A typical star emits light equally...

    Can you answer questions 1,2&3 with clear writing please 1. A typical star emits light equally in all directions. Draw the light from the star using the ray model and using the wavefront model. What shape is each wavefront? 2. A plane wave of light approaches a hemispherical drop of water sitting on a table and then reflects from the round surface of the drop. Draw a ray diagram and use the Law of Reflection to determine the nature of...

  • please help me thank you! 4. The electric field in an EM wave is given by...

    please help me thank you! 4. The electric field in an EM wave is given by (In Si units): Ē = }(22) sin(1.4x10' x-w) [N/C] where j is the unit vector in the y-axis. calculate its wavelength.

  • need ans for the following questions, the last 3 pages for more info. Questions: more info:...

    need ans for the following questions, the last 3 pages for more info. Questions: more info: expermint e/m avr=1.71033*10^11 7 2 points of the following options, which conditions for V or I produce the largest radius of the electron beam path r? Hint: Use e/m= 2V (5/4)*aP/(Nuo Ir) Maximum land Maximum V O Maximum land Minimum V Minimum I and Maximum V Minimum I and Minimum V 8 2 points By what factor will change if the radius of the...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT