Dos cargas q1 = 20 x 10-8 y q2 = ‒ 5 x 10-8 C están en el aire colocadas a 10 cm de distancia. Calcular la intensidad del campo eléctrico a la mitad de esa distancia y la fuerza sobre una carga Q = 4 x 10-8 C situada en ese punto.

Which quantities are scalars? choose all that apply a. distance b. speed c. acceleration d. velocity

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.

A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.