Angola Army Military Academy Entrance Exam
Concurso de Admissão à Academia Militar do Exército (AMEX — FAA)
Ciencias E Conhecimentos GeraisEnglish
Exam overviewPractice session
An artillery battery fires an illumination flare of mass 5 kg with a vertical launch velocity of 80 m/s. What is its potential energy at its highest point? (Neglect air resistance; g = 10 m/s²)
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