12 A particle moves for 20 seconds with velocity 3 m s and

Last updated: 6/9/2023

12 A particle moves for 20 seconds with velocity 3 m s and then velocity 4 m s for another 20 seconds and finally moves with velocity 5 m s for next 20 seconds What is the average velocity of the particle a 3 m s b 4 m s c 5 m s d Zero