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. velocity of an electrion as it exitws from the hole
h/wavelength
qrB/m
elastic collision
(N2)/(N1)
2. second kinematic
F/A
MC(deltaT)
deltaU -deltaW
delta x = (Vo)t + .5at^2
3. units for voltage other than volts
KQ/r
no temp change
E/B
Joules/Columb
4. formula for finding the momentum of a photon
h/wavelength
KQ/r
(3/2)nRdeltaT
rF
5. formula for power with current and resistance
e=mc^2
(I^2)R
dSintheta=mwavelength
qE
6. adibatic
Joules/Columb
roegh
((Th) -(Tl))/(Th)
no heat flow
7. formula for finding the stopping potential of a metal for a wavelength if the cutoff frequency is known
-KA
(hc/wavelength)=h(Fo) +(Vs)
Q=CV
delta x = (Vo)t + .5at^2
8. change in internal energy during a cyclic process
0
(N2)/(N1)
Q=CV
(I^2)RT
9. formula for power with current and voltage
VI
MC(deltaT)
constant pressure
rF
10. natural frequency of a closed tube of length L
1/4wavelength
(I^2)RT
sqrt(3KT/m)
h(Fo)
11. the units of current other than amps
.5CV^2 or .5 Q^2/C or .5QV
Columbs/second
frequency never changes for light problems
GM*M/(r^2)
12. formula for torque
d/2
F/A
rF
opposite motion
13. formula to find the gauge pressure at the bottom of a pool
roegh
G M/((d/2)^2)
(I^2)R
BA
14. third kinematic
no force (right hand rule)
dSintheta=mwavelength
.5KA^2
V^2=(Vo)^2 +2a*change in x
15. type of collision where K is conserved
BLv
KI/r
elastic collision
deltaU = deltaQ + deltaW
16. heat required to melt a substance
.5KA^2
qV
M(Lf)
qrB/m
17. the units of power other than watts
.5CV^2 or .5 Q^2/C or .5QV
qE
joules/second
h(Fo)
18. velocity of a charge traveling at a constant veloc ity through crossed E and B fields
E/B
.5CV^2 or .5 Q^2/C or .5QV
FV
(I^2)RT
19. new wavelength of light as it enters a new substance
(I^2)R
sqrt(T/(m/))
(No)(wavelength)=(Nn)(new wavelength)
L -LCostheta
20. formula for current through the resistor when the ten coils are removed from the B field in an amount of time t
1/2wavelength
(EMF)Rt/10
delta x = (Vo)t + .5at^2
(1/Do) + (1/Di) = (1/f)
21. electric potential a distance r from a charge
KQ/r
(N2)/(N1)
(Di)/(Do) or (Hi)/(Ho)
0
22. heat during an isometric process
d/2
n(Cv)(deltaT)
KI/r
no heat flow
23. formula for centripetal acceleration
delta x = (Vo)t + .5at^2
qV
n(Cv)(deltaT)
(V^2)/r
24. pressure
F/A
1/4wavelength
no force (right hand rule)
Columbs/second
25. formula relating voltage and electric field
((Qin) -(Qout))/(Qin)
Ed=V
.5KA^2
h(Fo)
26. formula for finding the magnetic field a distance r from a current carrying wire
KI/r
(Patm) + (Pgauge)
E/B
m(v^2)/qvB
27. formula for the wavelength (debroglie wavelength) of a moving particle
opposite motion
GM*M/(r^2)
qV
h/mv
28. formula for energy of a spring mass when spring is neither at maximum displacement nor at equilibrium
(Fn)(mu)
deltaU = deltaQ + deltaW
.5mV^2 + .5KA^2
(1/Do) + (1/Di) = (1/f)
29. formula for constructive interference in a thin membrane with two phase changes
2nt=mwavelength
(I^2)R
VI
nSintheta=nsintheta
30. formula for power with Voltage and resistance
1/2wavelength
h(Fo)
(V^2)/R
M(Lf)
31. equation for the first law of thermodynamics
constant pressure
d/2
deltaU = deltaQ + deltaW
1/2wavelength
32. type of collision where objects stick togerther
perfectly inelastic collision
G M/((d/2)^2)
1/((1/C)+(1/C)..........)
1/2wavelength
33. formula for Carnot efficiency
V = (Vo) + at
((Th) -(Tl))/(Th)
(N2)/(N1)
roegh
34. formula for impluse involving time
J= Ft
qrB/m
Columbs/second
GM*M/(r^2)
35. work energy theorum
constant pressure
K |q||Q|/r^2
net work = delta K
nSintheta=nsintheta
36. formula for change in internal energy in a cosnstat volume PV process
Columbs/second
e=mc^2
.5CV^2 or .5 Q^2/C or .5QV
(3/2)nRdeltaT
37. lens/mirror equation
joules/second
(1/Do) + (1/Di) = (1/f)
mV -m(Vo)
perfectly inelastic collision
38. formula used to find the heat generated by a resistor after a certain amount of time if the current through the resistor is known
(I^2)RT
E/B
mV -m(Vo)
qVB
39. focal length of a mirror with radius d
opposite motion
(I^2)R
d/2
E/B
40. energy of a photon if wavelength is known
dSintheta=mwavelength
no force (right hand rule)
hc/wavelength
net work = delta K
41. isobaric
K |q||Q|/r^2
V^2=(Vo)^2 +2a*change in x
qE
constant pressure
42. magnification equation
delta x = (Vo)t + .5at^2
qrB/m
1/4wavelength
(Di)/(Do) or (Hi)/(Ho)
43. force a charge in a Bfield
qVB
-KA
L -LCostheta
frequency never changes for light problems
44. radius of curvature of a charged particle as it enters a uniform magnetic field
(3/2)nRdeltaT
m(v^2)/qvB
joules/second
(V^2)/R
45. formula for efficiency not using work out
(1/Do) + (1/Di) = (1/f)
((Qin) -(Qout))/(Qin)
(Patm) + (Pgauge)
constant pressure
46. formula equating energy and mass
qE
n(Cv)(deltaT)
perfectly inelastic collision
e=mc^2
47. the force on a charge in an electric field
frequency never changes for light problems
(Patm) + (Pgauge)
qE
Columbs/second
48. the electric force between two objects of charge Q
deltaU -deltaW
K |q||Q|/r^2
(Di)/(Do) or (Hi)/(Ho)
qE
49. heat required to change temperature of a substance
1/((1/C)+(1/C)..........)
.5CV^2 or .5 Q^2/C or .5QV
MC(deltaT)
qV
50. heat during a cyclic process (net heat)
1/((1/C)+(1/C)..........)
deltaU -deltaW
KQ/r
inelastic collision