1. Wind speed is 150 km/h, or 42 m/s Velocity of 2 x 4 =
m/s
Force exerted by 2 x 4 on wall =
N
2. Wind speed is 325 km/h, or 90 m/s
Velocity of 2 x 4 =
m/s
Force exerted by 2 x 4 on wall =
N
3. What force is exerted by the wall on the 2 x 4 board when wind speed is 150 km/h?
Force exerted on 2 x 4 =
N