When passing another vehcile, when is it acceptable to drive over the speed limit

There is a do not pass sign on the roadway. A vehicle that is already going close to, or above the road's speed limit; this is because when you pass that vehicle that speed, you must go at least 10-15 miles per hour over the speed limit, which is illegal.

Explanation:

changeable lenses of different focal lengths allow light to enter the camera, which then forms the image on light-sensitive film" is the one among the following statements about working principle behind a basic still camera is true.