Highway Engineering
Stopping sight distance is always

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

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Highway Engineering
The effect of grade on safe overtaking sight distance is

to decrease it on descending grades and to increase it on ascending grades
to increase it on descending grades and to decrease it on ascending grades
to increase it on both descending and ascending grades
to decrease it on both descending and ascending grades

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Highway Engineering
The entrance and exit curves of a rotary have

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

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