Answer:
Explanation:
Maximum height reached
H = u²sin²θ / 2g
For speed=27.9m/s, Angle= 33.8∘,
H= (27.9 sin33.8)² / 2g
= 12.29 m
For speed = 7.8m/s, Angle=65.6∘
H= (7.8 sin65.6 )² / 2g
= 2.57 m
For speed=38.1m/s, Angle=42.1∘,
H = (38.1 sin42.1 )² / 2g
= 33.28 m
For speed=24.3m/s, Angle=69.5∘,
H = (24.3sin69.5)² / 2g
= 26.43 m
Rank 1 -- Speed: 38.1m/s, Angle: 42.1∘,
Rank 2 -----Speed: 24.3m/s, Angle: 69.5∘
Rank 3 -----Speed: 27.9m/s, Angle: 33.8∘,
Rank 4 -----Speed: 7.8m/s, Angle: 65.6∘,