It Is Difficult to Use Low Frequencies for Unguided Radio

question 45

True/False

It is difficult to use low frequencies for unguided radio transmission of data because the antenna dishes would have to be extremely large.

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Definitions:

Infertility

The inability to conceive a child after a year or more of regular sexual intercourse without using birth control.

HIV

Human Immunodeficiency Virus, a virus that attacks the immune system, specifically CD4 cells, leading to a progressive failure of the immune system if not treated.

Symptoms

Observable signs or reported sensations indicating the presence of a disease or medical condition in the body.

Virus

A microscopic infectious agent that can only replicate inside the living cells of an organism and is responsible for a wide range of diseases.