Here's the math: Forces are (roughly) proportional to the density of the fluid and to the square of the velocity.
FORBES: Cruising Altitude: Minus 400 Feet
The ball disappeared with tremendous velocity over wide long-on, backward square-leg, extra-cover, backward point and mid-wicket while Broad and skipper Paul Collingwood played the role of startled rabbits.
BBC: England bow out with India defeat
应用推荐
模块上移
模块下移
不移动