Module 5: Advanced Mechanics Flashcards
1
Q
what are the equations of projectile motions
A
s=ut+1/2at^2
v^2=u^2+2as
v=u+at
2
Q
what are the equations of circular motion
A
ac=v^2/r
v=2pir/T
Fc=mv^2/r
w=change in theta/time
3
Q
what is the equation for gravitational field strength
A
F=GMm/r^2
4
Q
what are the equations for
a. orbital radius
b. orbital velocity
c. orbital period
A
a. r=vT/2pi
b. v=2pir/T
c. T=2pir/v
5
Q
what is the total energy of a satellite
A
U + K = -GMm/2r
6
Q
what is the kinetic energy of a satellite
A
-0.5 x U
7
Q
what is the potential energy of a satellite
A
U=-GMm/r
8
Q
what is the equation for escape velocity
A
Vesc=square root of 2Gm/r
