Car travels from point A to point B at a constant speed of 75 km/hr. They then return to A from B at a constant speed of 65 km/hr. What is the average velocity ?
Teacher said that acceleration is not constant
Teacher said that acceleration is not constant
1 Answer
Jan 29, 2018
I think it is
Explanation:
First of all, I don't think that acceleration has to do anything with this. Anyways, let's get right into the problem.
Average velocity is defined by the equation:
Know that, displacement is a vector quantity. Here, the displacement is
Plugging in