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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. force a charge in a Bfield
joules/second
qVB
V = (Vo) + at
BLv
2. formula for finding the qacceleration due to gravity at the surface of a planet of mass M and diameter d
.5KA^2
qrB/m
F/A
G M/((d/2)^2)
3. electric field in a distance r from a charge
k|Q|/r^2
GM*M/(r^2)
(No)(wavelength)=(Nn)(new wavelength)
(Wnet)/(Qin)
4. formula for charge stored in a capciator
h(Fo)
Q=CV
1/2wavelength
e=mc^2
5. formula for the wavelength (debroglie wavelength) of a moving particle
(1/Do) + (1/Di) = (1/f)
d/2
h/mv
KI/r
6. the units of power other than watts
(No)(wavelength)=(Nn)(new wavelength)
constant pressure
joules/second
(V^2)/r
7. total capacitance of capacitors in series
BLv
roeVg
1/((1/C)+(1/C)..........)
delta x = (Vo)t + .5at^2
8. type of collision where K is conserved
E/B
VI
elastic collision
(Fn)(mu)
9. magnification equation
(Di)/(Do) or (Hi)/(Ho)
e=mc^2
dSintheta=mwavelength
(No)(wavelength)=(Nn)(new wavelength)
10. natural frequency of an open tube of length L
KQ/r
nSintheta=nsintheta
K |q||Q|/r^2
1/2wavelength
11. formula for Carnot efficiency
1/((1/C)+(1/C)..........)
MC(deltaT)
roegh
((Th) -(Tl))/(Th)
12. formula for finding the stopping potential of a metal for a wavelength if the cutoff frequency is known
inelastic collision
(V^2)/R
Joules/Columb
(hc/wavelength)=h(Fo) +(Vs)
13. formula for energy of a spring mass when spring is neither at maximum displacement nor at equilibrium
(Fn)(mu)
.5mV^2 + .5KA^2
E/B
.5KA^2
14. third kinematic
(Wnet)/(Qin)
V^2=(Vo)^2 +2a*change in x
0
no heat flow
15. hooke's law force of a spring
e=mc^2
-KA
GM*M/(r^2)
F/A
16. isobaric
(V^2)/R
nSintheta=nsintheta
constant pressure
0
17. the force on a charge in an electric field
(Fn)(mu)
.5mV^2 + .5KA^2
qE
V = (Vo) + at
18. adibatic
qV
mV -m(Vo)
no heat flow
Q=CV
19. force of frction on an incline
deltaU -deltaW
hc/wavelength
GM*M/(r^2)
mgCostheta(mu)d
20. formula for constructive interference in a diffraction grating
no temp change
qVB
dSintheta=mwavelength
(1/Do) + (1/Di) = (1/f)
21. formula for finding the momentum of a photon
no temp change
h/wavelength
.5KA^2
hc/wavelength
22. formula for efficiency of a heat engine using work out
roegh
deltaU -deltaW
(Wnet)/(Qin)
opposite motion
23. velocity of a charge traveling at a constant veloc ity through crossed E and B fields
E/B
opposite motion
(No)(wavelength)=(Nn)(new wavelength)
sqrt(3KT/m)
24. velocity of an electrion as it exitws from the hole
qrB/m
F/A
0
elastic collision
25. lens/mirror equation
(1/Do) + (1/Di) = (1/f)
V^2=(Vo)^2 +2a*change in x
1/4wavelength
mV -m(Vo)
26. heat during an isometric process
h(Fo)
n(Cv)(deltaT)
(3/2)nRdeltaT
G M/((d/2)^2)
27. snells law
k|Q|/r^2
mV -m(Vo)
nSintheta=nsintheta
e=mc^2
28. formula to find the absoluate pressure at the bottom of a pool
(Patm) + (Pgauge)
(1/Do) + (1/Di) = (1/f)
frequency never changes for light problems
mV -m(Vo)
29. electric potential a distance r from a charge
FV
deltaU -deltaW
M(Lf)
KQ/r
30. formula for current through the resistor when the ten coils are removed from the B field in an amount of time t
delta x = (Vo)t + .5at^2
net work = delta K
(EMF)Rt/10
(No)(wavelength)=(Nn)(new wavelength)
31. isothermal
V^2=(Vo)^2 +2a*change in x
no temp change
E/B
BA
32. units for voltage other than volts
Joules/Columb
L -LCostheta
k|Q|/r^2
deltaU -deltaW
33. type of collision where objects stick togerther
perfectly inelastic collision
((Qin) -(Qout))/(Qin)
(I^2)R
1/2wavelength
34. formula for torque
deltaU -deltaW
rF
nSintheta=nsintheta
h/wavelength
35. equation of continuity
AV=(A2)(V2)
BLv
delta x = (Vo)t + .5at^2
1/2wavelength
36. formula for finding the work function of a metal if the cutoff frequency is known
qV
h(Fo)
(3/2)nRdeltaT
M(Lf)
37. force of gravity between two objects of mass m
GM*M/(r^2)
roeVg
qrB/m
frequency never changes for light problems
38. EMF of a battery having internal resistance R
delta x = (Vo)t + .5at^2
FV
h(Fo)
V+IR
39. second kinematic
(V^2)/r
h/mv
n(Cv)(deltaT)
delta x = (Vo)t + .5at^2
40. the electric force between two objects of charge Q
(V^2)/R
K |q||Q|/r^2
2Pi * sqrt(l/g)
GM*M/(r^2)
41. equation for the first law of thermodynamics
inelastic collision
deltaU = deltaQ + deltaW
(Wnet)/(Qin)
elastic collision
42. radius of curvature of a charged particle as it enters a uniform magnetic field
K |q||Q|/r^2
.5mV^2 + .5KA^2
m(v^2)/qvB
roeVg
43. heat required to change temperature of a substance
(V^2)/R
deltaU -deltaW
MC(deltaT)
Joules/Columb
44. formula for finding magnetic flux
(N2)/(N1)
(Di)/(Do) or (Hi)/(Ho)
constant volume
BA
45. new wavelength of light as it enters a new substance
1/2wavelength
(No)(wavelength)=(Nn)(new wavelength)
h/mv
pL/A
46. type of collision where K is not conserved
perfectly inelastic collision
inelastic collision
1/((1/C)+(1/C)..........)
0
47. focal length of a mirror with radius d
(1/Do) + (1/Di) = (1/f)
qVB
d/2
Q=CV
48. formula for finding the magnetic field a distance r from a current carrying wire
KI/r
inelastic collision
mgCostheta(mu)d
d/2
49. formula for power with Voltage and resistance
(V^2)/R
((Qin) -(Qout))/(Qin)
mV -m(Vo)
no temp change
50. formula equating energy and mass
e=mc^2
FV
qV
KI/r