Why a colorblind man is not selected as a driver in railways
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Answer:
those who suffer from clour blind deficiency will not be able to pass unless using some type of colour as corrective lenses
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As the colour blind man is not able to differentiate the colours in the railway signals they are not selected as a driver in railways.
Explanation:
- Colour blindness is the state in which the light-sensitiveness cells in the retina fails to respond to the wavelength variations.
- Colour blindness test is the device by which the doctor tests the colour deficiency of the person.
- There are three types of colour blindness including blue-yellow colour blindness, red-green colour blindness and complete absence of colour vision.
- To work as a driver in railways the person should be able to identify/ differentiate the colours in the railway signals (red, green).
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