Why does fractional flow rate at low values of V tend to differ from its constant value during an experiment?

State the right hand rule of the direction of magnetic field in a conductor carrying current

Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?