Answers

2016-05-05T11:31:21+05:30
Fan moving at a constant speed
hands of a clock moving
rotation of earth
revolution of earth around sun
car moving at a steady and constant speed
2 5 2
2016-05-05T11:32:00+05:30
The hour hand of a clock 
Movement of fan
rotation of earth
revolution of earth
a stone falling from an tower
0