5. A stone with mass .8kg is attached to one end of a string .9m long. The string will break if its tension exceeds 60 N. The stone is whirled in a horizontal circle on a frictionless tabletop. Find the maximum speed the stone can attain without the string breaking

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.