A load 500 kg exerted on the piston of the cylinder and the pressure coming from the pump is 100 bar. 1- calculate the area of the piston.
2- calculate the area of the rod
3- calculate the factor of safety. 4- calculate the speed.
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What is a good example of instantaneous speed

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.

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?