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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. type of collision where objects stick togerther
Q=CV
(Fn)(mu)
perfectly inelastic collision
no force (right hand rule)
2. what direction is friction?
Q=CV
joules/second
opposite motion
hc/wavelength
3. force of gravity between two objects of mass m
L -LCostheta
perfectly inelastic collision
GM*M/(r^2)
(V^2)/r
4. formula for centripetal acceleration
FV
pL/A
(V^2)/r
constant pressure
5. the force on a charge in an electric field
deltaU -deltaW
Columbs/second
F/A
qE
6. energy of a photon if wavelength is known
k|Q|/r^2
no force (right hand rule)
deltaU -deltaW
hc/wavelength
7. formula for finding the energy required to move a charged particle from infinity to a point a certain distance away from a charged particle
(N2)/(N1)
F/A
qV
qE
8. formula to find the absoluate pressure at the bottom of a pool
(Patm) + (Pgauge)
no force (right hand rule)
delta x = (Vo)t + .5at^2
opposite motion
9. isobaric
frequency never changes for light problems
E/B
pL/A
constant pressure
10. equation of continuity
AV=(A2)(V2)
qE
V^2=(Vo)^2 +2a*change in x
V+IR
11. formula for power with Voltage and resistance
(V^2)/R
.5CV^2 or .5 Q^2/C or .5QV
deltaU -deltaW
G M/((d/2)^2)
12. the electric force between two objects of charge Q
(V^2)/r
K |q||Q|/r^2
perfectly inelastic collision
opposite motion
13. formula for efficiency not using work out
((Qin) -(Qout))/(Qin)
VI
F/A
1/((1/C)+(1/C)..........)
14. formula for charge stored in a capciator
no heat flow
1/((1/C)+(1/C)..........)
K |q||Q|/r^2
Q=CV
15. formula for constructive interference in a thin membrane with two phase changes
V^2=(Vo)^2 +2a*change in x
2nt=mwavelength
K |q||Q|/r^2
(3/2)nRdeltaT
16. hooke's law force of a spring
-KA
perfectly inelastic collision
V+IR
qV
17. formula for the wavelength (debroglie wavelength) of a moving particle
(1/Do) + (1/Di) = (1/f)
h/mv
delta x = (Vo)t + .5at^2
h/wavelength
18. type of collision where K is conserved
rF
Joules/Columb
qE
elastic collision
19. lens/mirror equation
net work = delta K
(1/Do) + (1/Di) = (1/f)
opposite motion
frequency never changes for light problems
20. electric potential a distance r from a charge
delta x = (Vo)t + .5at^2
(N2)/(N1)
((Th) -(Tl))/(Th)
KQ/r
21. pressure
no force (right hand rule)
qV
(3/2)nRdeltaT
F/A
22. snells law
constant volume
no heat flow
qV
nSintheta=nsintheta
23. heat required to melt a substance
net work = delta K
M(Lf)
k|Q|/r^2
AV=(A2)(V2)
24. formula for finding magnetic flux
joules/second
J= Ft
((Th) -(Tl))/(Th)
BA
25. work energy theorum
V = (Vo) + at
E/B
net work = delta K
1/4wavelength
26. formula for power with current and resistance
KQ/r
Joules/Columb
k|Q|/r^2
(I^2)R
27. total capacitance of capacitors in series
1/((1/C)+(1/C)..........)
(I^2)R
0
sqrt(T/(m/))
28. heat required to change temperature of a substance
(I^2)RT
VI
(N2)/(N1)
MC(deltaT)
29. radius of curvature of a charged particle as it enters a uniform magnetic field
m(v^2)/qvB
deltaU -deltaW
h(Fo)
.5mV^2 + .5KA^2
30. third kinematic
h/mv
V^2=(Vo)^2 +2a*change in x
(Patm) + (Pgauge)
2Pi * sqrt(l/g)
31. formula equating energy and mass
E/B
e=mc^2
qrB/m
(hc/wavelength)=h(Fo) +(Vs)
32. formula for current through the resistor when the ten coils are removed from the B field in an amount of time t
(EMF)Rt/10
((Qin) -(Qout))/(Qin)
V = (Vo) + at
Q=CV
33. natural frequency of a closed tube of length L
VI
1/4wavelength
deltaU = deltaQ + deltaW
(No)(wavelength)=(Nn)(new wavelength)
34. formula for impulse involving momentum
qVB
mV -m(Vo)
d/2
(I^2)RT
35. force of friction
qV
perfectly inelastic collision
qVB
(Fn)(mu)
36. formula for finding the magnetic field a distance r from a current carrying wire
V = (Vo) + at
nSintheta=nsintheta
KI/r
qVB
37. formula for finding the qacceleration due to gravity at the surface of a planet of mass M and diameter d
1/2wavelength
V^2=(Vo)^2 +2a*change in x
net work = delta K
G M/((d/2)^2)
38. voltage induced in a rod moving through a uniform magnetic field
inelastic collision
M(Lf)
(V^2)/r
BLv
39. heat during an isometric process
1/((1/C)+(1/C)..........)
n(Cv)(deltaT)
1/4wavelength
dSintheta=mwavelength
40. new frequency of light as it enters a new substance
0
FV
frequency never changes for light problems
(3/2)nRdeltaT
41. focal length of a mirror with radius d
d/2
E/B
(N2)/(N1)
e=mc^2
42. type of collision where K is not conserved
inelastic collision
1/((1/C)+(1/C)..........)
V+IR
1/4wavelength
43. magnification equation
(Di)/(Do) or (Hi)/(Ho)
V^2=(Vo)^2 +2a*change in x
constant pressure
(1/Do) + (1/Di) = (1/f)
44. forgotten power equation
(Wnet)/(Qin)
FV
h/mv
delta x = (Vo)t + .5at^2
45. adibatic
no heat flow
(No)(wavelength)=(Nn)(new wavelength)
MC(deltaT)
sqrt(T/(m/))
46. formula for height of the block (at the start of a pendulum string) in terms of theta and L
elastic collision
L -LCostheta
(No)(wavelength)=(Nn)(new wavelength)
hc/wavelength
47. the units of power other than watts
joules/second
n(Cv)(deltaT)
inelastic collision
qrB/m
48. resistance of a wire
pL/A
E/B
K |q||Q|/r^2
J= Ft
49. second kinematic
delta x = (Vo)t + .5at^2
2Pi * sqrt(l/g)
(Wnet)/(Qin)
(Di)/(Do) or (Hi)/(Ho)
50. the force on a charge moving parallel to a magnetic field
J= Ft
V^2=(Vo)^2 +2a*change in x
no force (right hand rule)
V = (Vo) + at