Part A You attach a 100-g puck to a string and let the puck glide in a circle on a horizontal, frictionless air table. The other end of the string passes through a hole at the center of the table. You pull down on the string so that If you pull harder on the string so the radius of the circle slowly decreases to 0.50 m, what is the new period of revolution? the puck moves along a circular path of radius 0.60 m. It Express your answer with the appropriate units. completes one revolution in 4.0 s. HA O H 3.8 Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining