My thoughts on the problems in workshop # 9

1: Fun way to get at the picture and concepts of electromagnetic plane waves.

2: Good conceptual question on the poynting vector.

3: More quantitative practice with em wave equations

4: This'll get you thinking a bit …

5: Classic problem … often found on exams!

6: Yes … antennas are usually optimized for what they detect.

7: Question with significant implications for the rest of the course! Would make a nice exam problem.

I tried to keep it a little light this week due to the fact you have an exam …