defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Motion in Two and Three Dimensions Projectile Motion
If a ball is thrown at an angle of 60° and it attains a maximum height of 15 m, then at what speed (in m/s) was it thrown? (use g = 10 m/s2)
1
10
2
10√3
3
20
4
20√3