Which of the following atmospheric layers help in radio communication?

2

A. Exosphere
B. Ionosphere
C. Troposphere
D. Stratosphere
E. Ozone layer

 Ans=B. Ionosphere
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2 Comments

  1. Sahil kalwarAugust 16, 2020 at 2:33 PM

    Is your blog monetized bro ?

    ReplyDelete
  2. Sahil kalwarAugust 16, 2020 at 2:35 PM

    Shouldn't u try to change ur website template ?
    I dont think that this template is okay for a mcqs website

    ReplyDelete
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