Question

When is the acc taken as negative

Answer 1

When an object speeding up , acc is in sane direction as velocity so acc is taken as positive
When its speed slowing down , acc is un opposite direction as velocity
So acc is taken as negative

Answer 2

Answer:

Explanation:

When an object speeding up , acc is in sane direction as velocity so acc is taken as positive

When its speed slowing down , acc is un opposite direction as velocity

So acc is taken as negative