Highway Engineering
Stopping sight distance is always

None of these
less than overtaking sight distance
more than overtaking sight distance
equal to overtaking sight distance

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Highway Engineering
The entrance and exit curves of a rotary have

equal radii and equal widths of pavement
different radii and different widths of pavement
equal radii but pavement width is more at entrance than at exit curve
equal pavement widths but radius is more at entrance curve than at exit curve

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