Exam 14: Close Circuit Television Camera Systems and National Electrical Code Article 820

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When a designer is selecting a camera type, s/he should take into consideration _______.

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According to the National Electrical Code, when grounding coaxial cables associated with CCTV systems, as long as __________ no other ground is required.

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How can a format of the camera and the focal length of a lens be determined?

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What type of camera is a sensitive camera that is designed to operate in extreme, low-light conditions ?

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A Vidicon camera should be used in environments where there is bright, consistent light .

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A fixed focal lens is used is situations where lighting conditions can vary from full light to low light .

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A sold state camera should be used in a dimly lit parking lot or a dark room.

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According to the National Electrical Code, C oaxial cables entering buildings from underground, can be run in the same raceway as Class 1 conductors with not separation requirements .

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The amount of illumination produced by a standard candle at a distance of 1 foot is called _________.

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What is the aspect ratio for the new high-definition televisions?

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