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