EM waves vibrate in two planes, magnetic and ____ fields
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Card 7
Front
Waves which are polarised are ...
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Card 8
Front
The milk water experiment, where polarising filters are rotated on the side and on top of a tank of milky water, show that the light is...
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Card 9
Front
Polarised waves can be investigated with a transmitter, receiver, and microwave..
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Card 10
Front
The difference between the actual signal value and coded level is...
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Card 11
Front
Which type of signal is easily edited, easy storage, played on several devices, but also vulnerable to tragic news, makes details too easy to access for crime, and creates high standards with photoshop?
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Card 12
Front
No of bits per sample/bit rate = signal ____
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Card 13
Front
Samples per second * bits per sample = Bit _____
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Card 14
Front
To sample accurately sample frequency must be ____ times the maximum frequency.
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Card 15
Front
Low frequency _____ are formed if the frequency is sampled above the maximum...
