There Are Many Types of Noise

question 5

Multiple Choice

There are many types of noise.Of the noise types below,which is NOT correctly defined?

• A)line noise - noise that occurs at discrete frequencies
• B)drift noise - low frequency noise caused by flickering or drifting of light intensity
• C)Gaussian noise - noise amplitude is dependent on frequency
• D)Johnson noise - random fluctuations of electrons in electronic devices
• E)shot noise - noise that arises from random variation in the number of photons reaching the detector or small number of electrons and holes generated in a semiconductor

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Definitions:

Pseudoscience

Systems of thought or practice that claim to be scientific or are presented as science but lack empirical evidence and adherence to scientific methods.

Scientific Terms

Vocabulary or lexicon that is specific to the disciplines of science, used to describe principles, theories, and concepts.

Scientific Enquiry

The process of using empirical evidence and systematic investigation to understand phenomena.

Pseudoscience

A collection of beliefs or practices mistakenly regarded as being based on scientific method.