a Porter raised a box of mass M kg on his load and goes from station to bus stand at a distance of 5 if the height of the Potter is N metre and acceleration due to gravity is g m/s square .find the amount of work done (a )against gravity (b) to carry the box from station to bus stand and (c) by the gravity​

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.

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.