This topic contains a solution. Click here to go to the answer

Author Question: Which of the following would be a use of a variable attenuator at microwave frequencies? A. To ... (Read 18 times)

Themember4

  • Hero Member
  • *****
  • Posts: 538
Which of the following would be a use of a variable attenuator at microwave frequencies?
 
  A. To prevent reflections
  B. To change the physical direction of propagation
  C. To measure signal levels
  D. To change the plane of polarization of the wave

Question 2

How many feet is the nautical mile, which is the accepted unit of distance in radar?
 
  A. 6076 ft.
  B. 6000 ft.
  C. 5280 ft.
  D. 2000 ft.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yuyiding

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

C

Answer to Question 2

A




Themember4

  • Member
  • Posts: 538
Reply 2 on: Jul 28, 2018
Wow, this really help


Jossy

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

For a complete list of videos, visit our video library