TELECOM Communication Using Cables Flashcards Preview

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Flashcards in TELECOM Communication Using Cables Deck (11):
0

Is speed of sound or light faster in air?

Light

1

Give an example to prove the difference in speeds between sound and light

Thunder and lightning

2

What are waves?

A way of transmitting signals

3

What do waves carry?

Energy

4

Frequency equals...

Number of waves/time taken

5

What is frequency measured in?

Hz

6

What is wavelength?

The distance after which the pattern repeats its self

7

Another name for wavelength is

Lambda

8

Period is

The time taken to pass a point

9

Amplitude

Amplitude is the distance from the a axis to the top of the crest

10

Waves move a distance of _______ in a time equal to ________

Waves move a distance of one wavelength in a time equal to one period