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AP Physics C: Mechanics

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Angular acceleration
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
t=?F??r
g=9.8m/s² g=32ft/s²
a=a/r

2. Force (radial)
v=-?Acos(?t+?)
Only acting force is gravity - Apparent 'weightlessness'
?=v(k/m)
F=mv²/r

3. Angular velocity
Momentum is conserved - Kinetic energy is conserved
F=?p/?t
?=v/r
W=?F

4. Frictional force
PE=-GMm/r
I=I0+mh²
F=µFN
?²=?0²+2a??

5. Angular momentum
J=?F
L=I?
W=?F???x
I=I0+mh²

6. Angular velocity (spring SHM)
v²=v0²+2a?x
?=v(k/m)
?²=?0²+2a??
PE=½kx

7. Constant acceleration (velocity)
KE=½mv²
?²=?0²+2a??
I=I0+mh²
?v=at

8. Constant acceleration (no time)
I=I0+mh²
?F=0 ?t=0
v²=v0²+2a?x
F=µFN

9. Simple harmonic motion (acceleration)
a=-?²Acos(?t+?)
v²=v0²+2a?x
W=?KE
F=µFN

10. Simple harmonic motion (velocity)
?v=at
W=?t????
v=-?Acos(?t+?)
?=v(g/L)

11. Angular velocity (pendulum SHM)
Only acting force is gravity - Apparent 'weightlessness'
F=?p/?t
Momentum is conserved - Kinetic energy is not conserved
?=v(g/L)

12. Force
?F=ma
Work done is irrespective of path taken - Spring force - gravitational force
a=a/r
x=Acos(?t+?)

13. Work
s=?r
?=v/r
F=?p/?t
W=?F???x

14. Torque (force analog)
ME=½kA²
?t=Ia
?x=vt+½at²
F=µFN

15. Potential energy (spring)
?=v(g/L)
Momentum is conserved - Kinetic energy is conserved
s=?r
PE=½kx

16. Rockets
W=?t????
-dMu=Mdv
W=?KE
md²x/dt²=-kx

17. Torque (angular momentum)
t=?L/?t
ME=½kA²
W=?F
?v=at

18. Gravitational potential energy
?J=??p
W=?t????
I=½mr²
PE=-GMm/r

19. Equilibrium
?²=?0²+2a??
a=a/r
??=at
?F=0 ?t=0

20. Arc length
t=?L/?t
?²=?0²+2a??
Momentum is conserved - Kinetic energy is conserved
s=?r

21. Kinetic energy
?=x/r
W=?F???x
?F=0 ?t=0
KE=½mv²

22. Torque
v=-?Acos(?t+?)
F=µFN
t=?F??r
md²x/dt²=-kx

23. Gravity
??=?t+½at²
?F=ma
?J=??p
g=9.8m/s² g=32ft/s²

24. Work (integral)
PE=½kx
W=?F
?a??b=ABsin?
Work done is irrespective of path taken - Spring force - gravitational force

25. Inelastic collisions
s=?r
a=a/r
PE=½kx
Momentum is conserved - Kinetic energy is not conserved

26. Constant acceleration (position)
?F=ma
md²x/dt²=-kx
?x=vt+½at²
PE=½kx

27. Frequency/Period
f=1/T
??=?t+½at²
PE=-GMm/r
-dMu=Mdv

28. Mechanical energy (SHM)
ME=½kA²
F=µFN
Only acting force is gravity - Apparent 'weightlessness'
?a??b=ABcos?

29. Impulse (integral)
?=v/r
J=?F
Only acting force is gravity - Apparent 'weightlessness'
?F=0 ?t=0

30. Differential equation of motion (spring SHM)
md²x/dt²=-kx
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
v²=v0²+2a?x
?=x/r

31. Work (kinetic energy)
?F=0 ?t=0
W=?KE
Momentum is conserved - Kinetic energy is not conserved
KE=½I?²

32. Non-conservative forces
t=?F??r
a=-?²Acos(?t+?)
?v=at
Work done is dependent on path taken - Frictional force - most applied forces

33. Simple harmonic motion (position)
a=a/r
?=v(g/L)
x=Acos(?t+?)
Momentum is conserved - Kinetic energy is conserved

34. Dot product
?J=??p
KE=½I?²
?a??b=ABcos?
I=mr²

35. Potential energy (gravity)
?t=Ia
J=?F
?a??b=ABcos?
PE=mgh

36. Cross product
F=µFN
?a??b=ABsin?
Only acting force is gravity - Apparent 'weightlessness'
a=a/r

37. Work (angular)
F=mv²/r
W=?t????
PE=½kx
I=?mr²

38. Rotational inertia (disc)
?F=ma
?a??b=ABsin?
?=v(g/L)
I=½mr²

39. Conservation of momentum
KE=½I?²
Momentum is conserved - Kinetic energy is not conserved
?a??b=ABsin?
If ?F=0 then ?p=0

40. Kinetic energy (rotational)
I=½mr²
W=?F???x
KE=½I?²
md²x/dt²=-kx

41. Impulse
L=I?
??=at
W=?t????
?J=??p

42. Force (momentum)
t=?F??r
ME=½kA²
?x=vt+½at²
F=?p/?t

43. Constant circular acceleration (velocity)
??=at
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
F=µFN
a=a/r

44. Constant circular acceleration (no time)
?²=?0²+2a??
I=?mr²
v²=v0²+2a?x
?=v(g/L)

45. Elastic collisions
Work done is dependent on path taken - Frictional force - most applied forces
W=?F
?v=at
Momentum is conserved - Kinetic energy is conserved

46. Rotational Inertia
F=µFN
I=mr²
?a??b=ABsin?
v²=v0²+2a?x

47. Shells
W=?F
PE=mgh
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
?F=ma

48. Freefall

49. Spring force
I=?mr²
??=?t+½at²
I=½mr²
F=-kx

50. Angular position
md²x/dt²=-kx
W=?KE
?t=Ia
?=x/r