The Figure Shows the Terminal Speed, in Meters Per Second

question 1

Multiple Choice

The figure shows the terminal speed, in meters per second, of a raindrop as a function of the size of the drop measured in terms of its diameter. Estimate the derivative of the speed for a diameter of 2 mm.

• A) 1.7
• B) 3.7
• C) 0.3
• D) 3.2
• E) 4.7