Sailing question!
wind detaches from the lifting side of the sail surface when
a. the sail is perfectly set
b. the angle that the wind must turn on the lifting side becomes too great.
c. the boat is at maximum speed
d. it doesn't. the wind follows the surface of the sail no matter what.

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.