Test your basic knowledge |

AP Physics C: Mechanics

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

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. Potential energy (spring)
?=v(g/L)
ME=½kA²
t=?L/?t
PE=½kx

2. Angular position
f=1/T
a=a/r
PE=mgh
?=x/r

3. Rockets
I=?mr²
?a??b=ABcos?
-dMu=Mdv
KE=½mv²

4. Gravitational force
v²=v0²+2a?x
F=-GMm/r²
W=?t????
?=v/r

5. Dot product
t=?L/?t
F=mv²/r
?a??b=ABcos?
W=?t????

6. Work (integral)
t=?F??r
F=?p/?t
t=?L/?t
W=?F

7. Rotational inertia (sphere)
F=mv²/r
a=a/r
?=v/r
I=?mr²

8. Angular acceleration
I=½mr²
t=?L/?t
a=a/r
?x=vt+½at²

9. Angular velocity (pendulum SHM)
?=v(g/L)
Momentum is conserved - Kinetic energy is not conserved
g=9.8m/s² g=32ft/s²
PE=-GMm/r

10. Constant acceleration (velocity)
??=?t+½at²
t=?L/?t
?v=at
?a??b=ABsin?

11. Torque
L=I?
t=?F??r
If ?F=0 then ?p=0
?²=?0²+2a??

12. Constant acceleration (no time)
?a??b=ABsin?
?J=??p
a=-?²Acos(?t+?)
v²=v0²+2a?x

13. Torque (force analog)
a=a/r
W=?F???x
g=9.8m/s² g=32ft/s²
?t=Ia

14. Cross product
PE=½kx
?a??b=ABsin?
KE=½I?²
F=µFN

15. Freefall

16. Simple harmonic motion (velocity)
v=-?Acos(?t+?)
L=I?
t=?F??r
?=x/r

17. Inelastic collisions
?J=??p
KE=½mv²
KE=½I?²
Momentum is conserved - Kinetic energy is not conserved

18. Constant circular acceleration (no time)
t=?F??r
?=v(g/L)
??=at
?²=?0²+2a??

19. Torque (angular momentum)
-dMu=Mdv
I=?mr²
s=?r
t=?L/?t

20. Potential energy (gravity)
W=?F???x
F=µFN
PE=mgh
-dMu=Mdv

21. Angular velocity (spring SHM)
md²x/dt²=-kx
F=mv²/r
I=I0+mh²
?=v(k/m)

22. Elastic collisions
KE=½mv²
Momentum is conserved - Kinetic energy is conserved
PE=-GMm/r
a=-?²Acos(?t+?)

23. Impulse (integral)
Momentum is conserved - Kinetic energy is not conserved
J=?F
?F=ma
?v=at

24. Constant circular acceleration (position)
??=?t+½at²
L=I?
W=?t????
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell

25. Force (momentum)
F=?p/?t
v²=v0²+2a?x
x=Acos(?t+?)
PE=-GMm/r

26. Mechanical energy (SHM)
f=1/T
-dMu=Mdv
F=mv²/r
ME=½kA²

27. Work (angular)
W=?t????
?=v(k/m)
F=-GMm/r²
-dMu=Mdv

28. Kinetic energy
?t=Ia
F=µFN
ME=½kA²
KE=½mv²

29. Constant circular acceleration (velocity)
g=9.8m/s² g=32ft/s²
??=at
?t=Ia
s=?r

30. Shells
?J=??p
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
W=?F???x
v=-?Acos(?t+?)

31. Conservative forces
Work done is irrespective of path taken - Spring force - gravitational force
?=x/r
?v=at
J=?F

32. Constant acceleration (position)
?x=vt+½at²
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
Momentum is conserved - Kinetic energy is not conserved
t=?L/?t

33. Rotational inertia (disc)
I=mr²
I=½mr²
f=1/T
md²x/dt²=-kx

34. Gravity
F=µFN
g=9.8m/s² g=32ft/s²
Momentum is conserved - Kinetic energy is conserved
F=-kx

35. Arc length
s=?r
F=-GMm/r²
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
x=Acos(?t+?)

36. Force (radial)
F=µFN
?a??b=ABcos?
F=mv²/r
a=-?²Acos(?t+?)

37. Work
F=-GMm/r²
W=?F???x
F=mv²/r
?F=0 ?t=0

38. Angular velocity
?=v/r
W=?t????
g=9.8m/s² g=32ft/s²
?x=vt+½at²

39. Non-conservative forces
Work done is dependent on path taken - Frictional force - most applied forces
Only acting force is gravity - Apparent 'weightlessness'
g=9.8m/s² g=32ft/s²
?v=at

40. Differential equation of motion (spring SHM)
x=Acos(?t+?)
md²x/dt²=-kx
F=?p/?t
?v=at

41. Force
?F=ma
W=?F
Momentum is conserved - Kinetic energy is not conserved
KE=½I?²

42. Kinetic energy (rotational)
?=v(g/L)
t=?L/?t
?v=at
KE=½I?²

43. Simple harmonic motion (position)
x=Acos(?t+?)
?=v(g/L)
-dMu=Mdv
F=mv²/r

44. Rotational Inertia
?²=?0²+2a??
?F=ma
F=-kx
I=mr²

45. Angular momentum
ME=½kA²
L=I?
F=?p/?t
?a??b=ABsin?

46. Simple harmonic motion (acceleration)
a=-?²Acos(?t+?)
I=½mr²
W=?t????
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell

47. Frictional force
x=Acos(?t+?)
F=µFN
PE=-GMm/r
I=mr²

48. Gravitational potential energy
PE=-GMm/r
W=?F
I=½mr²
f=1/T

49. Work (kinetic energy)
W=?KE
PE=½kx
W=?t????
md²x/dt²=-kx

50. Frequency/Period
f=1/T
W=?t????
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
If ?F=0 then ?p=0