A55 kg gymnast wedges himself between two closely spaced vertical walls by pressing his hands and feet against the walls. part a what is the magnitude of the friction force on each hand and foot? assume they are all equal.

The slotted link is pinned at o, and as a result of rotation it drives the peg p along the horizontal guide. compute the magnitude of the velocity and acceleration of p along the horizontal guide. compute the magnitudes of the velocity and acceleration of p as a function of θ if θ=(3t) rad, where t is measured in seconds.

The transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation

Avoltaic cell converts chemical energy to