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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. Mechanical energy (SHM)
t=?L/?t
?a??b=ABcos?
PE=½kx
ME=½kA²

2. Conservative forces
?t=Ia
?=v(g/L)
Work done is irrespective of path taken - Spring force - gravitational force
??=at

3. Constant circular acceleration (position)
I=½mr²
??=?t+½at²
?a??b=ABcos?
PE=-GMm/r

4. Elastic collisions
g=9.8m/s² g=32ft/s²
?=v(g/L)
KE=½mv²
Momentum is conserved - Kinetic energy is conserved

5. Angular acceleration
?F=ma
md²x/dt²=-kx
x=Acos(?t+?)
a=a/r

6. Angular momentum
?J=??p
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
Work done is dependent on path taken - Frictional force - most applied forces
L=I?

7. Work (angular)
v²=v0²+2a?x
W=?t????
-dMu=Mdv
W=?KE

8. Simple harmonic motion (acceleration)
?=v/r
L=I?
If ?F=0 then ?p=0
a=-?²Acos(?t+?)

9. Differential equation of motion (spring SHM)
Only acting force is gravity - Apparent 'weightlessness'
md²x/dt²=-kx
?v=at
??=at

10. Non-conservative forces
??=?t+½at²
?J=??p
Work done is dependent on path taken - Frictional force - most applied forces
?a??b=ABsin?

11. Simple harmonic motion (velocity)
v=-?Acos(?t+?)
x=Acos(?t+?)
a=a/r
I=I0+mh²

12. Torque
?a??b=ABsin?
t=?F??r
v=-?Acos(?t+?)
?F=0 ?t=0

13. Kinetic energy
W=?KE
t=?L/?t
KE=½mv²
ME=½kA²

14. Impulse (integral)
s=?r
?a??b=ABcos?
F=?p/?t
J=?F

15. Frequency/Period
KE=½mv²
W=?KE
f=1/T
x=Acos(?t+?)

16. Constant circular acceleration (no time)
If ?F=0 then ?p=0
I=½mr²
?²=?0²+2a??
?F=ma

17. Torque (angular momentum)
t=?L/?t
Momentum is conserved - Kinetic energy is conserved
L=I?
?=v/r

18. Force
W=?F
F=-GMm/r²
?=v(g/L)
?F=ma

19. Constant acceleration (no time)
F=mv²/r
f=1/T
v²=v0²+2a?x
If ?F=0 then ?p=0

20. Angular position
v²=v0²+2a?x
?=v(k/m)
??=?t+½at²
?=x/r

21. Parellel axis theorem
?t=Ia
I=I0+mh²
I=?mr²
?J=??p

22. Work (kinetic energy)
W=?KE
s=?r
?a??b=ABcos?
F=-kx

23. Force (radial)
I=I0+mh²
-dMu=Mdv
?=v(g/L)
F=mv²/r

24. Spring force
md²x/dt²=-kx
F=-kx
?F=ma
KE=½I?²

25. Freefall

26. Frictional force
Work done is irrespective of path taken - Spring force - gravitational force
F=µFN
I=mr²
PE=mgh

27. Arc length
Momentum is conserved - Kinetic energy is not conserved
s=?r
?²=?0²+2a??
?t=Ia

28. Rotational inertia (disc)
I=I0+mh²
g=9.8m/s² g=32ft/s²
s=?r
I=½mr²

29. Constant acceleration (velocity)
g=9.8m/s² g=32ft/s²
?=v(k/m)
?v=at
W=?F

30. Conservation of momentum
If ?F=0 then ?p=0
J=?F
?F=0 ?t=0
I=mr²

31. Inelastic collisions
Momentum is conserved - Kinetic energy is not conserved
W=?KE
F=µFN
?x=vt+½at²

32. Potential energy (gravity)
PE=mgh
I=mr²
v=-?Acos(?t+?)
?a??b=ABcos?

33. Angular velocity (spring SHM)
?a??b=ABsin?
L=I?
F=-kx
?=v(k/m)

34. Equilibrium
W=?t????
KE=½mv²
F=-GMm/r²
?F=0 ?t=0

35. Gravitational potential energy
Work done is dependent on path taken - Frictional force - most applied forces
PE=-GMm/r
?F=0 ?t=0
?=v(k/m)

36. Impulse
?J=??p
W=?F
?x=vt+½at²
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell

37. Gravity
L=I?
g=9.8m/s² g=32ft/s²
F=µFN
?F=ma

38. Rockets
?F=0 ?t=0
Momentum is conserved - Kinetic energy is conserved
-dMu=Mdv
W=?t????

39. Constant acceleration (position)
PE=½kx
?v=at
Work done is dependent on path taken - Frictional force - most applied forces
?x=vt+½at²

40. Force (momentum)
?F=ma
Only acting force is gravity - Apparent 'weightlessness'
?²=?0²+2a??
F=?p/?t

41. Gravitational force
F=mv²/r
?v=at
t=?L/?t
F=-GMm/r²

42. Angular velocity (pendulum SHM)
?=v(g/L)
f=1/T
F=µFN
?=x/r

43. Potential energy (spring)
ME=½kA²
I=?mr²
PE=½kx
F=-GMm/r²

44. Simple harmonic motion (position)
PE=-GMm/r
x=Acos(?t+?)
?=v(k/m)
?=x/r

45. Work (integral)
?a??b=ABsin?
?a??b=ABcos?
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
W=?F

46. Shells
J=?F
KE=½mv²
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
??=?t+½at²

47. Rotational Inertia
Work done is dependent on path taken - Frictional force - most applied forces
I=mr²
F=-GMm/r²
md²x/dt²=-kx

48. Work
ME=½kA²
PE=½kx
W=?F???x
?=v(g/L)

49. Cross product
?²=?0²+2a??
?a??b=ABsin?
PE=mgh
Momentum is conserved - Kinetic energy is not conserved

50. Constant circular acceleration (velocity)
??=?t+½at²
?²=?0²+2a??
?x=vt+½at²
??=at