One way to categorize waves is to say that there are longitudinal and transverse waves. In a transverse wave, particles of the medium are displaced in a direction perpendicular to the direction of energy transport. In a longitudinal wave, particles of the medium are displaced in a direction parallel to energy transport.
Seven plans allowed normal retirement within these ages. Six of them required at least 30 years of service for normal retirement. Only two of the plans continue to allow normal retirement within these ages. Both now require a minimum age of 57 and at least 30 years of service. For most plans the minimum age requirement increased to the range of age 60 to age 62. Age 60.
The current full retirement age is 66. The age when retired people can receive full benefits is increasing gradually to age 67. (The age for Medicare eligibility remains at 65.). See Benefits By Year Of Birth for more information. When youâre ready to apply for retirement benefits, use our online retirement application, the quickest, easiest, and most convenient way to apply.