Question

If a body is moving with constant speed, its acceleration is _________________. 1) must be zero 2) may be variable 3) may be uniform 4) both 2 and 3 ( please answer and explain)

Answer 1

Answer:

zero as the v-t graph is a straight line

so there is no slope

Answer 2

Answer:zero

Explanation:

as the formula ( v-u)/t says that final speed speed minus initial speed upon time taken .