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