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Test your basic knowledge |
AP Physics Formulas
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. formula for charge stored in a capciator
-KA
Q=CV
(Fn)(mu)
net work = delta K
2. work energy theorum
mV -m(Vo)
net work = delta K
MC(deltaT)
.5mV^2 + .5KA^2
3. lens/mirror equation
1/((1/C)+(1/C)..........)
(1/Do) + (1/Di) = (1/f)
qrB/m
J= Ft
4. formula for impluse involving time
1/((1/C)+(1/C)..........)
V = (Vo) + at
deltaU -deltaW
J= Ft
5. heat during a cyclic process (net heat)
KI/r
M(Lf)
deltaU -deltaW
1/4wavelength
6. type of collision where K is conserved
elastic collision
qV
nSintheta=nsintheta
J= Ft
7. force of friction
(Fn)(mu)
J= Ft
deltaU -deltaW
-KA
8. hooke's law force of a spring
(1/Do) + (1/Di) = (1/f)
deltaU = deltaQ + deltaW
((Qin) -(Qout))/(Qin)
-KA
9. formula for critical angle
nSintheta=nsintheta
(I^2)R
d/2
(N2)/(N1)
10. velocity of waves on a string if tension is known
AV=(A2)(V2)
sqrt(T/(m/))
((Th) -(Tl))/(Th)
perfectly inelastic collision
11. electric potential a distance r from a charge
pL/A
(N2)/(N1)
KQ/r
Columbs/second
12. velocity of a charge traveling at a constant veloc ity through crossed E and B fields
m(v^2)/qvB
E/B
net work = delta K
pL/A
13. formula for buoyant force
no heat flow
roeVg
deltaU = deltaQ + deltaW
d/2
14. heat required to melt a substance
h(Fo)
.5KA^2
mV -m(Vo)
M(Lf)
15. equation for the first law of thermodynamics
deltaU = deltaQ + deltaW
rF
h/mv
V = (Vo) + at
16. formula for constructive interference in a diffraction grating
(V^2)/r
dSintheta=mwavelength
(3/2)nRdeltaT
Q=CV
17. natural frequency of a closed tube of length L
roegh
1/4wavelength
perfectly inelastic collision
dSintheta=mwavelength
18. formula for current through the resistor when the ten coils are removed from the B field in an amount of time t
(EMF)Rt/10
qVB
delta x = (Vo)t + .5at^2
KQ/r
19. voltage induced in a rod moving through a uniform magnetic field
J= Ft
pL/A
BLv
joules/second
20. the force on a charge moving parallel to a magnetic field
no force (right hand rule)
1/((1/C)+(1/C)..........)
rF
E/B
21. formula for constructive interference in a thin membrane with two phase changes
2nt=mwavelength
deltaU = deltaQ + deltaW
V = (Vo) + at
n(Cv)(deltaT)
22. velocity of an electrion as it exitws from the hole
net work = delta K
L -LCostheta
(Patm) + (Pgauge)
qrB/m
23. new wavelength of light as it enters a new substance
(No)(wavelength)=(Nn)(new wavelength)
d/2
hc/wavelength
sqrt(T/(m/))
24. radius of curvature of a charged particle as it enters a uniform magnetic field
constant volume
m(v^2)/qvB
net work = delta K
Columbs/second
25. snells law
2nt=mwavelength
joules/second
nSintheta=nsintheta
h(Fo)
26. resistance of a wire
rF
frequency never changes for light problems
pL/A
(1/Do) + (1/Di) = (1/f)
27. heat during an isometric process
no heat flow
MC(deltaT)
(hc/wavelength)=h(Fo) +(Vs)
n(Cv)(deltaT)
28. second kinematic
no heat flow
delta x = (Vo)t + .5at^2
.5CV^2 or .5 Q^2/C or .5QV
sqrt(T/(m/))
29. focal length of a mirror with radius d
d/2
h/mv
mV -m(Vo)
VI
30. formula for impulse involving momentum
mgCostheta(mu)d
2Pi * sqrt(l/g)
(No)(wavelength)=(Nn)(new wavelength)
mV -m(Vo)
31. formula for power with current and voltage
m(v^2)/qvB
no temp change
VI
d/2
32. new frequency of light as it enters a new substance
delta x = (Vo)t + .5at^2
Columbs/second
(I^2)R
frequency never changes for light problems
33. type of collision where objects stick togerther
h(Fo)
perfectly inelastic collision
no force (right hand rule)
BA
34. formula for efficiency of a heat engine using work out
opposite motion
roeVg
frequency never changes for light problems
(Wnet)/(Qin)
35. third kinematic
Columbs/second
V^2=(Vo)^2 +2a*change in x
2Pi * sqrt(l/g)
G M/((d/2)^2)
36. first kinematic
V = (Vo) + at
VI
d/2
-KA
37. change in internal energy during a cyclic process
1/2wavelength
F/A
h/mv
0
38. isometric
constant volume
delta x = (Vo)t + .5at^2
(No)(wavelength)=(Nn)(new wavelength)
(I^2)R
39. force of frction on an incline
-KA
h/mv
mgCostheta(mu)d
(Wnet)/(Qin)
40. formula for power with current and resistance
(Di)/(Do) or (Hi)/(Ho)
qV
V^2=(Vo)^2 +2a*change in x
(I^2)R
41. formula relating voltage and electric field
elastic collision
Ed=V
qrB/m
1/2wavelength
42. heat required to change temperature of a substance
MC(deltaT)
(EMF)Rt/10
GM*M/(r^2)
deltaU -deltaW
43. formula for change in internal energy in a cosnstat volume PV process
F/A
n(Cv)(deltaT)
(3/2)nRdeltaT
rF
44. formula for centripetal acceleration
((Th) -(Tl))/(Th)
BLv
(V^2)/r
frequency never changes for light problems
45. units for voltage other than volts
BA
BLv
((Qin) -(Qout))/(Qin)
Joules/Columb
46. isothermal
no temp change
h(Fo)
(hc/wavelength)=h(Fo) +(Vs)
no heat flow
47. the electric force between two objects of charge Q
F/A
K |q||Q|/r^2
no heat flow
n(Cv)(deltaT)
48. velocity of a molecule of gas
sqrt(3KT/m)
(3/2)nRdeltaT
e=mc^2
constant volume
49. formula for height of the block (at the start of a pendulum string) in terms of theta and L
.5KA^2
.5CV^2 or .5 Q^2/C or .5QV
h(Fo)
L -LCostheta
50. adibatic
GM*M/(r^2)
hc/wavelength
no heat flow
VI