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Test your basic knowledge |
AP Physics C: Mechanics
Start Test
Study First
Subjects
:
science
,
ap
,
physics
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. Torque
?=x/r
??=at
?=v(g/L)
t=?F??r
2. Force (momentum)
W=?F
KE=½mv²
t=?F??r
F=?p/?t
3. Gravitational potential energy
W=?F???x
J=?F
PE=-GMm/r
Only acting force is gravity - Apparent 'weightlessness'
4. Simple harmonic motion (acceleration)
?=x/r
?F=0 ?t=0
?F=ma
a=-?²Acos(?t+?)
5. Work (integral)
W=?F
?=v/r
F=-kx
s=?r
6. Angular momentum
?t=Ia
L=I?
v²=v0²+2a?x
f=1/T
7. Rotational inertia (sphere)
W=?KE
t=?L/?t
I=?mr²
?a??b=ABcos?
8. Angular velocity (pendulum SHM)
F=-kx
W=?t????
?=v(g/L)
KE=½mv²
9. Gravitational force
F=?p/?t
PE=½kx
F=-GMm/r²
?=v/r
10. Differential equation of motion (spring SHM)
F=?p/?t
a=-?²Acos(?t+?)
md²x/dt²=-kx
Work done is dependent on path taken - Frictional force - most applied forces
11. Dot product
?a??b=ABcos?
W=?F
PE=½kx
?=x/r
12. Force
?F=ma
?F=0 ?t=0
PE=-GMm/r
PE=½kx
13. Angular velocity
W=?t????
ME=½kA²
If ?F=0 then ?p=0
?=v/r
14. Non-conservative forces
-dMu=Mdv
I=½mr²
Work done is dependent on path taken - Frictional force - most applied forces
v²=v0²+2a?x
15. Simple harmonic motion (velocity)
v=-?Acos(?t+?)
?J=??p
t=?F??r
t=?L/?t
16. Parellel axis theorem
ME=½kA²
?J=??p
?=v(k/m)
I=I0+mh²
17. Constant circular acceleration (position)
I=?mr²
L=I?
??=?t+½at²
?=v(g/L)
18. Work
W=?F???x
KE=½I?²
Work done is irrespective of path taken - Spring force - gravitational force
?F=ma
19. Constant circular acceleration (velocity)
?J=??p
??=at
W=?KE
?=v(k/m)
20. Arc length
F=?p/?t
?a??b=ABcos?
s=?r
a=a/r
21. Simple harmonic motion (position)
x=Acos(?t+?)
I=?mr²
md²x/dt²=-kx
t=?F??r
22. Inelastic collisions
Momentum is conserved - Kinetic energy is not conserved
?a??b=ABsin?
PE=mgh
F=-GMm/r²
23. Impulse (integral)
ME=½kA²
J=?F
I=I0+mh²
??=at
24. Torque (angular momentum)
??=?t+½at²
J=?F
?=v(k/m)
t=?L/?t
25. Angular position
Momentum is conserved - Kinetic energy is conserved
?t=Ia
?=x/r
J=?F
26. Elastic collisions
?=v(k/m)
Momentum is conserved - Kinetic energy is conserved
I=mr²
?t=Ia
27. Rotational inertia (disc)
?t=Ia
I=½mr²
-dMu=Mdv
Work done is irrespective of path taken - Spring force - gravitational force
28. Torque (force analog)
W=?KE
F=?p/?t
I=½mr²
?t=Ia
29. Spring force
F=-kx
I=I0+mh²
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
v²=v0²+2a?x
30. Work (kinetic energy)
Work done is dependent on path taken - Frictional force - most applied forces
s=?r
W=?t????
W=?KE
31. Mechanical energy (SHM)
PE=½kx
??=?t+½at²
I=I0+mh²
ME=½kA²
32. Constant circular acceleration (no time)
?v=at
PE=½kx
?²=?0²+2a??
F=-kx
33. Freefall
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34. Rockets
W=?F???x
W=?t????
?=x/r
-dMu=Mdv
35. Gravity
g=9.8m/s² g=32ft/s²
KE=½mv²
I=½mr²
f=1/T
36. Frictional force
F=µFN
?a??b=ABcos?
F=mv²/r
I=½mr²
37. Constant acceleration (position)
?x=vt+½at²
PE=mgh
?=v(g/L)
PE=-GMm/r
38. Angular velocity (spring SHM)
?=v(k/m)
PE=-GMm/r
?F=ma
?F=0 ?t=0
39. Kinetic energy (rotational)
KE=½I?²
t=?F??r
F=-GMm/r²
I=I0+mh²
40. Equilibrium
?F=0 ?t=0
s=?r
?²=?0²+2a??
KE=½mv²
41. Force (radial)
F=mv²/r
I=mr²
ME=½kA²
x=Acos(?t+?)
42. Potential energy (gravity)
PE=mgh
v²=v0²+2a?x
t=?L/?t
F=mv²/r
43. Kinetic energy
F=-GMm/r²
KE=½mv²
?F=0 ?t=0
?a??b=ABcos?
44. Work (angular)
s=?r
F=-GMm/r²
f=1/T
W=?t????
45. Constant acceleration (velocity)
??=at
?v=at
?J=??p
?a??b=ABcos?
46. Angular acceleration
a=-?²Acos(?t+?)
W=?F
F=-GMm/r²
a=a/r
47. Impulse
Work done is irrespective of path taken - Spring force - gravitational force
?=v(k/m)
?=x/r
?J=??p
48. Conservative forces
I=?mr²
Work done is irrespective of path taken - Spring force - gravitational force
md²x/dt²=-kx
F=-kx
49. Conservation of momentum
W=?F
If ?F=0 then ?p=0
Objects inside of hollow shells experience no net gravitational force from the mass composing the shell
Work done is irrespective of path taken - Spring force - gravitational force
50. Constant acceleration (no time)
v²=v0²+2a?x
If ?F=0 then ?p=0
?=x/r
W=?F???x