20 A particle is projected with velocity 20 ms at angle 60

Last updated: 6/9/2023

20 A particle is projected with velocity 20 ms at angle 60 with horizontal The radius of curvature of trajectory at the instant when velocity of projectile becomes perpendicular to velocity of projection is g 10 ms 1 60 3m 21 A uniform I chonad 80 2 m 3 80 3 3 in the four The englo 4 cuch that 3 40 3m m