SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. isothermal
1/2wavelength
no temp change
(Di)/(Do) or (Hi)/(Ho)
2nt=mwavelength
2. formula for constructive interference in a thin membrane with two phase changes
2nt=mwavelength
(Fn)(mu)
VI
1/4wavelength
3. magnification equation
(Patm) + (Pgauge)
pL/A
h(Fo)
(Di)/(Do) or (Hi)/(Ho)
4. formula for charge stored in a capciator
(Fn)(mu)
roeVg
Q=CV
no temp change
5. formula for torque
constant volume
rF
F/A
(I^2)R
6. the units of current other than amps
joules/second
Columbs/second
(I^2)RT
-KA
7. heat during an isometric process
n(Cv)(deltaT)
frequency never changes for light problems
L -LCostheta
perfectly inelastic collision
8. formula for finding the qacceleration due to gravity at the surface of a planet of mass M and diameter d
G M/((d/2)^2)
rF
V^2=(Vo)^2 +2a*change in x
((Th) -(Tl))/(Th)
9. new frequency of light as it enters a new substance
n(Cv)(deltaT)
Q=CV
frequency never changes for light problems
1/4wavelength
10. forgotten power equation
KI/r
no heat flow
.5CV^2 or .5 Q^2/C or .5QV
FV
11. units for voltage other than volts
deltaU = deltaQ + deltaW
2Pi * sqrt(l/g)
hc/wavelength
Joules/Columb
12. new wavelength of light as it enters a new substance
V = (Vo) + at
qrB/m
(No)(wavelength)=(Nn)(new wavelength)
(Patm) + (Pgauge)
13. formula for finding the work function of a metal if the cutoff frequency is known
e=mc^2
no temp change
(V^2)/R
h(Fo)
14. natural frequency of an open tube of length L
1/2wavelength
2nt=mwavelength
BA
G M/((d/2)^2)
15. formula for finding the energy required to move a charged particle from infinity to a point a certain distance away from a charged particle
qV
qrB/m
K |q||Q|/r^2
((Th) -(Tl))/(Th)
16. force a charge in a Bfield
L -LCostheta
BA
qVB
VI
17. equation for the first law of thermodynamics
2Pi * sqrt(l/g)
V+IR
VI
deltaU = deltaQ + deltaW
18. formula to find the gauge pressure at the bottom of a pool
d/2
constant volume
sqrt(3KT/m)
roegh
19. focal length of a mirror with radius d
h(Fo)
opposite motion
d/2
frequency never changes for light problems
20. hooke's law force of a spring
-KA
Joules/Columb
no force (right hand rule)
V+IR
21. formula to find the absoluate pressure at the bottom of a pool
net work = delta K
roeVg
.5KA^2
(Patm) + (Pgauge)
22. velocity of an electrion as it exitws from the hole
qrB/m
opposite motion
d/2
Columbs/second
23. formula for efficiency not using work out
((Qin) -(Qout))/(Qin)
hc/wavelength
mV -m(Vo)
deltaU = deltaQ + deltaW
24. formula used to find the heat generated by a resistor after a certain amount of time if the current through the resistor is known
G M/((d/2)^2)
h/mv
VI
(I^2)RT
25. force of friction
(Fn)(mu)
roeVg
Columbs/second
qV
26. lens/mirror equation
(1/Do) + (1/Di) = (1/f)
qE
qVB
constant volume
27. formula for impluse involving time
deltaU = deltaQ + deltaW
h/mv
k|Q|/r^2
J= Ft
28. formula for critical angle
delta x = (Vo)t + .5at^2
2Pi * sqrt(l/g)
qV
(N2)/(N1)
29. total capacitance of capacitors in series
1/((1/C)+(1/C)..........)
Columbs/second
1/2wavelength
((Qin) -(Qout))/(Qin)
30. work energy theorum
mV -m(Vo)
roegh
net work = delta K
((Qin) -(Qout))/(Qin)
31. formula for finding the momentum of a photon
mV -m(Vo)
(Di)/(Do) or (Hi)/(Ho)
h(Fo)
h/wavelength
32. formula for the wavelength (debroglie wavelength) of a moving particle
.5mV^2 + .5KA^2
(3/2)nRdeltaT
1/((1/C)+(1/C)..........)
h/mv
33. force of gravity between two objects of mass m
(EMF)Rt/10
Ed=V
Columbs/second
GM*M/(r^2)
34. type of collision where objects stick togerther
deltaU = deltaQ + deltaW
perfectly inelastic collision
h(Fo)
qE
35. formula for current through the resistor when the ten coils are removed from the B field in an amount of time t
Q=CV
1/2wavelength
(EMF)Rt/10
no force (right hand rule)
36. electric field in a distance r from a charge
L -LCostheta
sqrt(3KT/m)
k|Q|/r^2
(3/2)nRdeltaT
37. electric potential a distance r from a charge
KQ/r
BA
no force (right hand rule)
.5CV^2 or .5 Q^2/C or .5QV
38. heat required to melt a substance
(N2)/(N1)
M(Lf)
Ed=V
(No)(wavelength)=(Nn)(new wavelength)
39. formula for finding magnetic flux
h/mv
n(Cv)(deltaT)
BA
(Patm) + (Pgauge)
40. formula for energy of a spring mass when spring is neither at maximum displacement nor at equilibrium
K |q||Q|/r^2
.5mV^2 + .5KA^2
constant volume
GM*M/(r^2)
41. the electric force between two objects of charge Q
FV
K |q||Q|/r^2
M(Lf)
.5KA^2
42. formula for Carnot efficiency
((Th) -(Tl))/(Th)
((Qin) -(Qout))/(Qin)
M(Lf)
KQ/r
43. formula for buoyant force
roeVg
Ed=V
L -LCostheta
.5CV^2 or .5 Q^2/C or .5QV
44. first kinematic
no heat flow
V = (Vo) + at
G M/((d/2)^2)
.5mV^2 + .5KA^2
45. formula for centripetal acceleration
.5CV^2 or .5 Q^2/C or .5QV
.5mV^2 + .5KA^2
n(Cv)(deltaT)
(V^2)/r
46. formula for change in internal energy in a cosnstat volume PV process
(Di)/(Do) or (Hi)/(Ho)
constant volume
(3/2)nRdeltaT
.5KA^2
47. formula for period of a pendulum
FV
M(Lf)
2Pi * sqrt(l/g)
KQ/r
48. what direction is friction?
V^2=(Vo)^2 +2a*change in x
opposite motion
.5CV^2 or .5 Q^2/C or .5QV
BLv
49. formula for power with current and resistance
(Wnet)/(Qin)
(V^2)/r
G M/((d/2)^2)
(I^2)R
50. radius of curvature of a charged particle as it enters a uniform magnetic field
KQ/r
m(v^2)/qvB
Joules/Columb
(No)(wavelength)=(Nn)(new wavelength)