Um objeto é colocado a 30 cm de uma lente delgada convergente cuja distância focal é 20 cm. Qual a distância da imagem formada por esse objeto até a lente?

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 charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface

70 give a real life example showing how sensory neurons work with the motor neurons