A un objeto en reposo en el punto O le toma dos segundos en llegar al punto P (ver figura). Si la distancia angular es de 50° calcule la aceleración centrípeta y la aceleración tangencial del objeto en el punto P.

Which of the following is an example of motion in two dimensions?

The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.

Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size