Aroller coaster car travels through a loop in 3.1 s with a centripetal acceleration of 26 m/s2. what is the radius of the roller coaster loop?

An ambulance emits a frequency of 450 hz from its siren. what frequency is heard by a man as the ambulance moves toward him? less than 450 hz more than 450 hz 450 hz 0 hz

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane

The two required components for a generator are