For test tipuri de miscari rectilinii Flashcards

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1
Q

Miscarea Rectilinie Uniforma

A
  • miscarea in linie dreapra cu viteza constanta
  • a = 0
  • v=vm
  • v = d/t
  • x(t) = x0 + v (t-t0)
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2
Q

Reprezentarea grafica a legii vitezei

A

linie dreapta

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3
Q

Miscarea Rectilinie uniform Variata

A
  • miscarea pe parcursul careia acceleratia e constanta
  • a=v/t
    legea vitezei: v = v0 + a (t-t0)
    vm = v + v0 /2

x = x0 + v0*(t-t0) + 1/2 a(t-t0)2

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4
Q

Formula lui Galilei:

A

v2 = v02 + 2a (x-x0)

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5
Q

Enunt MRUV 1

A

in MRUV, viteza variaza liniar cu timpul

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6
Q

Enunt MRUV 2

A

in MRUV, coordonata mobillui este functie patratica de timp

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7
Q

MRUV grafic

A

arc de parabola

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