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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 of gravity between two objects of mass m
E/B
GM*M/(r^2)
h/mv
(Di)/(Do) or (Hi)/(Ho)
2. the force on a charge in an electric field
VI
2Pi * sqrt(l/g)
no heat flow
qE
3. total capacitance of capacitors in series
1/((1/C)+(1/C)..........)
Q=CV
V^2=(Vo)^2 +2a*change in x
E/B
4. second kinematic
AV=(A2)(V2)
M(Lf)
(Wnet)/(Qin)
delta x = (Vo)t + .5at^2
5. formula for constructive interference in a thin membrane with two phase changes
2nt=mwavelength
J= Ft
h/wavelength
(Patm) + (Pgauge)
6. energy stored in a capacitor
BLv
.5KA^2
GM*M/(r^2)
.5CV^2 or .5 Q^2/C or .5QV
7. isobaric
constant pressure
no force (right hand rule)
e=mc^2
h/wavelength
8. EMF of a battery having internal resistance R
V+IR
BLv
VI
(Wnet)/(Qin)
9. equation for the first law of thermodynamics
nSintheta=nsintheta
deltaU = deltaQ + deltaW
1/4wavelength
qE
10. heat during a cyclic process (net heat)
GM*M/(r^2)
dSintheta=mwavelength
deltaU -deltaW
((Qin) -(Qout))/(Qin)
11. force of frction on an incline
n(Cv)(deltaT)
dSintheta=mwavelength
mgCostheta(mu)d
(EMF)Rt/10
12. formula for power with current and resistance
(I^2)R
sqrt(T/(m/))
-KA
KQ/r
13. voltage induced in a rod moving through a uniform magnetic field
.5KA^2
BLv
h/mv
constant pressure
14. adibatic
opposite motion
e=mc^2
no heat flow
AV=(A2)(V2)
15. heat during an isometric process
(hc/wavelength)=h(Fo) +(Vs)
n(Cv)(deltaT)
((Th) -(Tl))/(Th)
qE
16. formula for finding the magnetic field a distance r from a current carrying wire
inelastic collision
(V^2)/r
KI/r
h/mv
17. what direction is friction?
qrB/m
((Th) -(Tl))/(Th)
(Wnet)/(Qin)
opposite motion
18. formula for impluse involving time
pL/A
J= Ft
Ed=V
constant pressure
19. formula for efficiency of a heat engine using work out
KI/r
(Wnet)/(Qin)
(V^2)/r
net work = delta K
20. the units of current other than amps
KQ/r
(N2)/(N1)
h(Fo)
Columbs/second
21. formula for height of the block (at the start of a pendulum string) in terms of theta and L
J= Ft
L -LCostheta
.5KA^2
KQ/r
22. formula for torque
constant volume
(Wnet)/(Qin)
rF
(V^2)/R
23. new frequency of light as it enters a new substance
no force (right hand rule)
perfectly inelastic collision
frequency never changes for light problems
1/2wavelength
24. formula for power with Voltage and resistance
roegh
(V^2)/R
KQ/r
sqrt(3KT/m)
25. radius of curvature of a charged particle as it enters a uniform magnetic field
hc/wavelength
2nt=mwavelength
net work = delta K
m(v^2)/qvB
26. lens/mirror equation
GM*M/(r^2)
dSintheta=mwavelength
(N2)/(N1)
(1/Do) + (1/Di) = (1/f)
27. the units of power other than watts
(Fn)(mu)
roegh
joules/second
V = (Vo) + at
28. formula for the wavelength (debroglie wavelength) of a moving particle
h/mv
.5CV^2 or .5 Q^2/C or .5QV
-KA
(N2)/(N1)
29. formula for power with current and voltage
VI
M(Lf)
AV=(A2)(V2)
dSintheta=mwavelength
30. formula for change in internal energy in a cosnstat volume PV process
(3/2)nRdeltaT
1/4wavelength
AV=(A2)(V2)
E/B
31. snells law
(I^2)RT
nSintheta=nsintheta
(hc/wavelength)=h(Fo) +(Vs)
KI/r
32. formula for impulse involving momentum
mgCostheta(mu)d
m(v^2)/qvB
mV -m(Vo)
(N2)/(N1)
33. energy of a photon if wavelength is known
Joules/Columb
sqrt(3KT/m)
hc/wavelength
MC(deltaT)
34. third kinematic
1/2wavelength
V^2=(Vo)^2 +2a*change in x
inelastic collision
MC(deltaT)
35. equation of continuity
frequency never changes for light problems
k|Q|/r^2
AV=(A2)(V2)
Q=CV
36. formula for finding magnetic flux
frequency never changes for light problems
KI/r
BA
deltaU = deltaQ + deltaW
37. formula for energy of a spring mass when spring is at maximum displacement
2Pi * sqrt(l/g)
.5KA^2
((Qin) -(Qout))/(Qin)
constant pressure
38. forgotten power equation
h/mv
qE
FV
(Fn)(mu)
39. resistance of a wire
m(v^2)/qvB
roegh
Ed=V
pL/A
40. formula to find the gauge pressure at the bottom of a pool
2nt=mwavelength
pL/A
roegh
BA
41. isometric
constant volume
k|Q|/r^2
L -LCostheta
.5mV^2 + .5KA^2
42. formula for centripetal acceleration
(1/Do) + (1/Di) = (1/f)
inelastic collision
m(v^2)/qvB
(V^2)/r
43. work energy theorum
net work = delta K
((Th) -(Tl))/(Th)
BA
V^2=(Vo)^2 +2a*change in x
44. formula for finding the qacceleration due to gravity at the surface of a planet of mass M and diameter d
1/4wavelength
Joules/Columb
e=mc^2
G M/((d/2)^2)
45. natural frequency of an open tube of length L
(Wnet)/(Qin)
KI/r
h/wavelength
1/2wavelength
46. magnification equation
((Th) -(Tl))/(Th)
(Di)/(Do) or (Hi)/(Ho)
h/mv
h/wavelength
47. formula relating voltage and electric field
qE
Ed=V
(N2)/(N1)
-KA
48. formula used to find the heat generated by a resistor after a certain amount of time if the current through the resistor is known
h/wavelength
(No)(wavelength)=(Nn)(new wavelength)
qE
(I^2)RT
49. formula for Carnot efficiency
((Th) -(Tl))/(Th)
E/B
pL/A
V = (Vo) + at
50. force of friction
(Fn)(mu)
(Di)/(Do) or (Hi)/(Ho)
roegh
E/B