An ice skater starts with a velocity of 2.25 m/s in a 50.0°
direction. After 8.33 s, she is
moving 4.65 m/s in a 120°
direction. What is the
y-component of her acceleration?

Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?