Quick Answer. The Cessna Skyhawk, a single-engine plane, has a maximum cruising speed of 124 nautical miles per hour, which is just over 140 miles per hour ground speed. A Boeing 747 typically cruises at 567 miles per hour.
Furthermore, the psychosocial effects of extreme events have commonly been viewed as resulting from a complex array of primary and secondary stressors. Primary stressors have been defined as stress that is âinherent in particular major incidents, disasters and emergencies and arising directly from those eventsâ .
Peak Stress. Definition(s) Peak Stress. Part of stress, which is additive to the respective primary and secondary stresses, to form the total stress. NOTE Peak stresses do not cause any noticeable distortion and are only important to fatigue and brittle fracture in conjunction with primary and secondary stresses.