Asound wave has a frequency of 452 hz. ramiro determines the period of the wave. he is then asked to determine what the period of this wave would be if its frequency were to double to 904 hz. without recalculating, what could ramiro do with his first answer to find the new period?

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.

Should we celebrate the voyages of zheng he mini q answer key