Answers

2016-03-06T01:24:32+05:30
180° This is becoz the frictional force opposes the direction of motion of the vehicle
0
2016-03-07T11:31:46+05:30
It will always be 180*. Because the frictional force is always opposite to the action of veloctiy on a rough surface .hope u understood. Plzzz mark it brainliest
0