Desde que altura se debe dejar caer una bala para que impacte el piso a 180km/h?

Abug is 12 cm from the center of a turntable that is rotating with a frequency of 45 rev/min . what minimum coefficient friction is required so that the bug stays on the turntable?

What should the power status of a circuit be when measuring resistance with an ohmmeter?

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?