Physics, 11.10.2021 17:40 aallyssabrown0120
6. Rhonda, who has a mass of 60 kg is riding at 25 m/s
in her sports car when she must suddenly slam on the
brakes to avoid hitting a dog crossing the road. She is
wearing her seatbelt, which brings her body to a stop
in .4s. What average force did the seatbelt exert, and
the windshield had stopped her head in .001s, what
average force would the windshield have exerted on
her?
Answers: 3
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Sobre transformações cíclicas, são feitas algumas afirmações, determine quais estão corretas. i – a variação de energia interna em uma transformação cíclica é nula; ii – o trabalho, em uma transformação cíclica, é sempre positivo; iii – ao completar um ciclo, o gás tem a mesma temperatura com a qual começou a transformação; iv – uma transformação cíclica é, obrigatoriamente, composta de transformações conhecidas, como adiabática, isocórica, etc: a) i e iii b) i e ii c) ii e iii d) i e iv e) iii e iv
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6. Rhonda, who has a mass of 60 kg is riding at 25 m/s
in her sports car when she must suddenly sl...
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