Acceleration and Velocity Relationship · PhysicsBowl 2007 #4
Physics · mechanics
Problem
A particle moves on the x-axis. When the particle's acceleration is positive and increasing
(a) its velocity must be positive.
(b) its velocity must be negative.
(c) it must be slowing down.
(d) it must be speeding up.
(e) none of the above must be true.