Gravitation: Fysik beviser Flashcards

1
Q

Bevis for Potentiel energi i tyngdefelt:

E_pot = -GMm/r

A

https://orbithtxa.systime.dk/?id=c2773

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2
Q

Bevis for Mekanisk energi i tyngdefelt & hvad er udgangspunktet for beviset?:
E_mek = - ½GM*m/r

A

https://orbithtxa.systime.dk/?id=294

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3
Q

Bevis for omløbstiden for legeme i jævncirkelbevægelse i et tyngdefelt:
T = 2pisqrt(r^3/G*M)

A

https://orbithtxa.systime.dk/?id=c2640

De gør det på en fckd måde, men grundidéen er der

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4
Q

Bevis for undvigelseshastigheden:

v_0 = sqrt(2GM / r)

A

https://orbithtxa.systime.dk/?id=c2220

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5
Q

Bevis for centripetalkraften som vektor:

F_c\vec = - m * omega^2 * r\vec

A

https://photos.app.goo.gl/mdKphAPYaSadUJe69

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6
Q

Bevis for:
v = omega * r
ved brug af vektorer, og fra skalar-perspektivet.

A

1) https://www.thestudentroom.co.uk/showthread.php?t=494166

2) find ud af det

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