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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. heat during an isometric process
(3/2)nRdeltaT
0
hc/wavelength
n(Cv)(deltaT)
2. radius of curvature of a charged particle as it enters a uniform magnetic field
((Qin) -(Qout))/(Qin)
-KA
m(v^2)/qvB
e=mc^2
3. formula to find the absoluate pressure at the bottom of a pool
delta x = (Vo)t + .5at^2
(Patm) + (Pgauge)
V+IR
net work = delta K
4. formula for finding the stopping potential of a metal for a wavelength if the cutoff frequency is known
(I^2)RT
sqrt(T/(m/))
m(v^2)/qvB
(hc/wavelength)=h(Fo) +(Vs)
5. force a charge in a Bfield
Columbs/second
(3/2)nRdeltaT
sqrt(T/(m/))
qVB
6. formula for change in internal energy in a cosnstat volume PV process
joules/second
KQ/r
(Fn)(mu)
(3/2)nRdeltaT
7. formula for critical angle
(N2)/(N1)
2nt=mwavelength
constant pressure
elastic collision
8. formula for finding the work function of a metal if the cutoff frequency is known
h(Fo)
-KA
Ed=V
V+IR
9. formula for finding the energy required to move a charged particle from infinity to a point a certain distance away from a charged particle
mV -m(Vo)
0
qV
G M/((d/2)^2)
10. formula for impulse involving momentum
constant volume
pL/A
mV -m(Vo)
elastic collision
11. velocity of a molecule of gas
V = (Vo) + at
constant pressure
sqrt(3KT/m)
perfectly inelastic collision
12. isobaric
1/((1/C)+(1/C)..........)
h/wavelength
constant pressure
J= Ft
13. work energy theorum
mgCostheta(mu)d
Ed=V
n(Cv)(deltaT)
net work = delta K
14. hooke's law force of a spring
Columbs/second
sqrt(T/(m/))
((Th) -(Tl))/(Th)
-KA
15. formula for impluse involving time
J= Ft
(V^2)/R
V^2=(Vo)^2 +2a*change in x
BA
16. change in internal energy during a cyclic process
constant pressure
m(v^2)/qvB
0
no temp change
17. the electric force between two objects of charge Q
(hc/wavelength)=h(Fo) +(Vs)
E/B
K |q||Q|/r^2
roegh
18. focal length of a mirror with radius d
V+IR
V^2=(Vo)^2 +2a*change in x
d/2
roegh
19. formula for finding the momentum of a photon
dSintheta=mwavelength
h/wavelength
(Fn)(mu)
sqrt(T/(m/))
20. formula for finding the magnetic field a distance r from a current carrying wire
E/B
1/2wavelength
KI/r
rF
21. formula relating voltage and electric field
h(Fo)
L -LCostheta
Ed=V
pL/A
22. voltage induced in a rod moving through a uniform magnetic field
opposite motion
(Fn)(mu)
BLv
((Th) -(Tl))/(Th)
23. formula for period of a pendulum
2Pi * sqrt(l/g)
(V^2)/R
rF
n(Cv)(deltaT)
24. formula for constructive interference in a diffraction grating
k|Q|/r^2
perfectly inelastic collision
dSintheta=mwavelength
qVB
25. formula for finding magnetic flux
BA
.5CV^2 or .5 Q^2/C or .5QV
(Wnet)/(Qin)
qV
26. force of friction
0
(Fn)(mu)
(V^2)/R
deltaU -deltaW
27. natural frequency of a closed tube of length L
n(Cv)(deltaT)
1/4wavelength
(3/2)nRdeltaT
K |q||Q|/r^2
28. first kinematic
m(v^2)/qvB
V = (Vo) + at
1/4wavelength
G M/((d/2)^2)
29. electric field in a distance r from a charge
1/4wavelength
e=mc^2
k|Q|/r^2
(Wnet)/(Qin)
30. magnification equation
(Di)/(Do) or (Hi)/(Ho)
V^2=(Vo)^2 +2a*change in x
KQ/r
qrB/m
31. formula for energy of a spring mass when spring is neither at maximum displacement nor at equilibrium
opposite motion
((Th) -(Tl))/(Th)
.5mV^2 + .5KA^2
frequency never changes for light problems
32. lens/mirror equation
2nt=mwavelength
((Th) -(Tl))/(Th)
(1/Do) + (1/Di) = (1/f)
K |q||Q|/r^2
33. total capacitance of capacitors in series
roeVg
KQ/r
1/((1/C)+(1/C)..........)
1/2wavelength
34. formula for constructive interference in a thin membrane with two phase changes
m(v^2)/qvB
perfectly inelastic collision
Columbs/second
2nt=mwavelength
35. formula for Carnot efficiency
no temp change
mgCostheta(mu)d
((Th) -(Tl))/(Th)
(V^2)/r
36. formula for buoyant force
GM*M/(r^2)
m(v^2)/qvB
constant volume
roeVg
37. formula for efficiency not using work out
no heat flow
Joules/Columb
((Qin) -(Qout))/(Qin)
G M/((d/2)^2)
38. electric potential a distance r from a charge
((Th) -(Tl))/(Th)
h(Fo)
-KA
KQ/r
39. adibatic
qE
frequency never changes for light problems
no heat flow
(Fn)(mu)
40. equation of continuity
pL/A
KQ/r
AV=(A2)(V2)
h(Fo)
41. isothermal
no temp change
(EMF)Rt/10
MC(deltaT)
2nt=mwavelength
42. the force on a charge in an electric field
V^2=(Vo)^2 +2a*change in x
2nt=mwavelength
KQ/r
qE
43. natural frequency of an open tube of length L
1/2wavelength
frequency never changes for light problems
E/B
GM*M/(r^2)
44. formula for finding the qacceleration due to gravity at the surface of a planet of mass M and diameter d
opposite motion
Ed=V
G M/((d/2)^2)
k|Q|/r^2
45. what direction is friction?
(Patm) + (Pgauge)
opposite motion
(Wnet)/(Qin)
joules/second
46. formula for charge stored in a capciator
h(Fo)
E/B
Q=CV
.5CV^2 or .5 Q^2/C or .5QV
47. formula for power with Voltage and resistance
roeVg
.5CV^2 or .5 Q^2/C or .5QV
FV
(V^2)/R
48. velocity of a charge traveling at a constant veloc ity through crossed E and B fields
perfectly inelastic collision
E/B
G M/((d/2)^2)
BA
49. second kinematic
J= Ft
delta x = (Vo)t + .5at^2
d/2
hc/wavelength
50. formula equating energy and mass
e=mc^2
G M/((d/2)^2)
V^2=(Vo)^2 +2a*change in x
constant pressure