distance (m) 0.05 speed (m/s) 0.16 force (n) 0.050 a block of known mass m is on a disk that rotates about its center, as shown above. the block does not slip on the disk, and travels at a constant tangential speed v when at a distance r from the center with a centripetal force of magnitude f exerted on it. which of the following statements about other quantities that might be determined is correct?