A ballet dance does a pirouette on the tip of his toe. If the dancer has a weight of 580N and the tip of his ballet shoes measure 0.02m by 0.01m, what pressure does his toe exert on the stage?

Afixed electric space heater wired by a cable with an ampacity of 30 a should draw a maximum current of a. 30 a. b. 24 a. c. 15 a. d. 27 a.

How would a small bar magnet be oriented when placed at position x?

Choose the correct general statement concerning the total potential and kinetic energy at any point along the arc of swing. the total energy at any point along the arc of swing of the pendulum is always less than 12 joules. the total energy at any point along the arc of swing of the pendulum is always more than 12 joules. the total energy at any point along the arc of swing of the pendulum is always equal to 12 joules. not enough information to determine