PHY 121 Homework 12 Due: Thursday, November 21st Physics 121 Homework 12 1) You are riding...
PHY 121 Homework 12 Due: Thursday, November 21" Physics 121 Homework 12 1) You are riding a bike at a speed of 4.3 m/s. You apply the rear brakes and come to a stop in 4 seconds. The moment of inertia of the rear bike wheel is 0.15 kg.m', and its radius is 0.33 m. If the rear wheel is rolling without slipping, what was the average torque exerted on it during the 4 seconds that you applied the brakes?...
1) You are riding a bike at a speed of 4.3 m/s. You apply the rear brakes and come to a stop in 4 seconds. The moment of inertia of the rear bike wheel is 0.15 kg.m', and its radius is 0.33 m. If the rear wheel is rolling without slipping, what was the average torque exerted on it during the 4 seconds that you applied the brakes? (7 points)
Homework (Due Thursday, January 31, 12:30pm.) Required (hand in) 1. In the table below you see unlabeled force diagams for balls in different situations: Match the diagrams with the following descriptions (1) A ball is moving upward after it leaves your hand (2) You hold a ball in your hand. (3) A ball is falling down (4) You are throwing a ball (still in your hand) straight up. (5) You are lifting a bowling ball at a constant rate. For...