Q6) What is the difference between electrostatic and electromagnetic waves? b) Using the fluid approach, first calculate the dispersion relation of ion acoustic waves and then find the group velocity?
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![Q6) What is the difference between electrostatic and
electromagnetic waves?
b) Using the fluid approach, first calculate the
dispersion relation of ion acoustic waves and then find
the group velocity?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc9e39110-e432-4e57-b9e2-7782e01e50f9%2F00ef995f-177a-4a09-ac1a-cc6bdf89cb59%2Fcnbli3o_processed.jpeg&w=3840&q=75)
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