Question

Which of the following statements is correct?* The SI unit of velocity is km/h Distance can be a negative quantity. The ratio of total distance and total time taken is called average acceleration. Negative acceleration is known as deceleration.​

Answer 1

Answer:

d)

Explanation:

negative acceleration is called deceleration

1. SI unit of velocity is m/s
2. distance is always positive... displacement is positive zero or negative
3. ratio of total distance and total time is average velocity