80-35° with the vertical. (a) What is the speed of the bob when it is in its lowest position if vo-9.4 m/s? What is the least value that vo can have if the pendulum is to swing down and then up (b) to a horizontal position, and (c) to a vertical position with the cord remaining straight? (d) Do the answers to (b) and (c) increase, decrease, or remain the same if 80 is increased by a few degrees? (a) Number (b) Number (d) 9.56 (c) Number 8.792 decrease 3.70 Units m/s Units m/s Units m/s L M

80-35° with the vertical. (a) What is the speed of the bob when it is in its lowest position if vo-9.4 m/s? What is the least value that vo can have if the pendulum is to swing down and then up (b) to a horizontal position, and (c) to a vertical position with the cord remaining straight? (d) Do the answers to (b) and (c) increase, decrease, or remain the same if 80 is increased by a few degrees? (a) Number (b) Number (d) 9.56 (c) Number 8.792 decrease 3.70 Units m/s Units m/s Units m/s L M