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Physics - Astrophysics IGCSE > EQUATIONS > Flashcards

EQUATIONS Flashcards

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1
Q

What is an equation relating circumference, orbital speed and time?

A

orbital speed = circumference/time take for one orbit

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2
Q

How do you calculate energy output?

A

E = mc^2

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3
Q

How do you do red shift calculations?

A

observed wavelength / original wavelength = recessional velocity / speed of light (3x10^8)

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Physics - Astrophysics IGCSE (4 decks)

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