Question

Indian Railways signal types or names. ​

Answer 1

Answer:

R uses several forms of signalling. In IR manuals reference is made usually only to 4 main types of systems, Lower Quadrant semaphore, Modified Lower Quadrant semaphore, Multiple Aspect Upper Quadrant semaphore, and multiple-aspect colour-light signalling.

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Answer 2

Answer:

(1) The Stop signals which control the movement of trains approaching a station are of three kinds, namely-Outer, Home and Routing signals.

Digital signals are quantized, while analog signals are continuous.