A particle moves in a circular path of radius r with speed v. It then increases its speed to 5v while traveling along the same circular path. By what factor has the period of the particle changed?

Technician a says after tire service work tires and wheels must be in a state of static and dynamic balance in order to avoid vibration in service. technician b says tires and wheels are balanced at the factory and do not need further balancing. who is correct?

Giving free brainliest + free points if answered correctly ! rural areas have of development. a. heavy signs b. no signs c. one type d. different types

Type the correct answer in each box. use = 3.14 and if necessary, round your answers to the nearest hundredth. the area of the largest cross section of a sphere and the circumference of the sphere are in the ratio 4: 1. cm. the area of the largest cross section is about the radius of the sphere is cm. the circumference of the sphere is about cm2. the volume of the sphere is about cm?