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Module 5: Newtonian World and Astrophysics
Gravitational Fields
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Cards (4)
Answer
Equatorial
orbit
Orbital period of
24hrs
Questions
Answer
Equatorial
orbit
Orbital period of
24
hrs
R^3 = T^
2
*
G
* m/
4
*
pi
Question
Answer
(a)
Resultant
force acts
perpendicular
to the direction of
motion
~
(b) Constantly changing direction therefore
velocity
acceleration is towards the
centre
of the circle
GMm/r^
2
= mv^
2
/r = Gm/v^
2
= 2.92
Question
Answer
Force
per unit
mass
G
* r^
2
=
constant
+
plug
in for each
value
Question