Answer:
6.86 m/s
Step-by-step explanation:
Take downward to be positive.
Given:
Δy = 2.40 m
v₀ = 0 m/s
a = 9.8 m/s²
Find: v
v² = v₀² + 2aΔy
v² = (0 m/s)² + 2 (9.8 m/s²) (2.40 m)
v = 6.86 m/s
9.4m questions
12.2m answers