Real life situations such as travelling over time and across distance can be drawn on a graph. Exact distances and times are plotted on the graph. These are shown as co-ordinates. These points are ...

DST will end at 02:00:00 AM, Sunday, Oct 27, 1918. When local clocks are to be set backward by 1 hour.

DST will end at 03:00:00 AM, Monday, Sep 30, 1946. When local clocks are to be set backward by 1 hour.