Q1. What is the maximum speed with which a 1200- car can round a turn of radius 71 on a flat road if coefficient of static friction between tires and road is 0.45?
Q2. A 14 loudspeaker is suspended 2.5 below the ceiling by two cables that are each 40 from vertical. What is the tension in cables?
Q3. Compute the work completed by a 5.0-{rm V} battery as it charges a 6.3-mu {rm{F}} capacitor in the flash unit of a camera.