Why is the ionosphere important in long distance radio wave transmission?
Answer and explanation
Correct answer: It can bend or reflect some waves due to charged particles
The governing concept is the interaction of radio waves with an ionized medium. Free electrons and ions in the ionosphere can change the propagation path of suitable radio frequencies, causing refraction, bending, or, under suitable conditions, reflection back toward Earth. This can extend communication beyond the horizon. It does not destroy every wave or control rainfall, so option C is correct.
Frequently asked questions
What is the correct answer to this question?
It can bend or reflect some waves due to charged particles
Why is this the correct answer?
The governing concept is the interaction of radio waves with an ionized medium. Free electrons and ions in the ionosphere can change the propagation path of suitable radio frequencies, causing refraction, bending, or, under suitable conditions, reflection back toward Earth. This can extend communication beyond the horizon. It does not destroy every wave or control rainfall, so option C is correct.
Which subject and chapter does this question cover?
This is a Class 11 Accountancy question. Chapter: Theory Base of Accounting.
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