Question

Please help me with these questions. ​

Answer 1

Answer:

14.

Explanation:

If we remember, displacement is usually addressed in meters and time taken is depicted in seconds. Therefore, velocity is expressed in meters/second or m/s. The SI unit of velocity is meter per second (m/s). Alternatively, the velocity magnitude can also be expressed in centimetre per second 

15.

Answer 2

14) Displacement: metres

     velocity: m/s

16) displacement: 0

     distance : pi * r