SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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 torque
0
(Di)/(Do) or (Hi)/(Ho)
joules/second
rF
2. formula for change in internal energy in a cosnstat volume PV process
BA
Ed=V
(3/2)nRdeltaT
(EMF)Rt/10
3. the electric force between two objects of charge Q
hc/wavelength
1/((1/C)+(1/C)..........)
L -LCostheta
K |q||Q|/r^2
4. the units of power other than watts
joules/second
n(Cv)(deltaT)
roegh
roeVg
5. formula for current through the resistor when the ten coils are removed from the B field in an amount of time t
constant pressure
KI/r
(No)(wavelength)=(Nn)(new wavelength)
(EMF)Rt/10
6. formula for finding the qacceleration due to gravity at the surface of a planet of mass M and diameter d
G M/((d/2)^2)
2Pi * sqrt(l/g)
L -LCostheta
roeVg
7. formula to find the absoluate pressure at the bottom of a pool
(Patm) + (Pgauge)
no heat flow
roeVg
hc/wavelength
8. formula for finding the work function of a metal if the cutoff frequency is known
(V^2)/R
(V^2)/r
h(Fo)
(Patm) + (Pgauge)
9. formula for power with current and voltage
VI
qV
mV -m(Vo)
AV=(A2)(V2)
10. second kinematic
no temp change
((Qin) -(Qout))/(Qin)
delta x = (Vo)t + .5at^2
J= Ft
11. formula for the wavelength (debroglie wavelength) of a moving particle
KI/r
KQ/r
h/mv
qE
12. formula for finding magnetic flux
h(Fo)
.5CV^2 or .5 Q^2/C or .5QV
BA
rF
13. natural frequency of a closed tube of length L
1/4wavelength
K |q||Q|/r^2
V^2=(Vo)^2 +2a*change in x
(Di)/(Do) or (Hi)/(Ho)
14. first kinematic
V = (Vo) + at
dSintheta=mwavelength
2nt=mwavelength
n(Cv)(deltaT)
15. formula for impluse involving time
.5mV^2 + .5KA^2
h/wavelength
qrB/m
J= Ft
16. formula for energy of a spring mass when spring is at maximum displacement
joules/second
mV -m(Vo)
delta x = (Vo)t + .5at^2
.5KA^2
17. type of collision where K is conserved
frequency never changes for light problems
2nt=mwavelength
(No)(wavelength)=(Nn)(new wavelength)
elastic collision
18. formula for critical angle
dSintheta=mwavelength
Columbs/second
(N2)/(N1)
(V^2)/r
19. resistance of a wire
pL/A
k|Q|/r^2
rF
2Pi * sqrt(l/g)
20. EMF of a battery having internal resistance R
V+IR
E/B
KI/r
.5mV^2 + .5KA^2
21. third kinematic
V^2=(Vo)^2 +2a*change in x
L -LCostheta
0
(No)(wavelength)=(Nn)(new wavelength)
22. equation of continuity
2nt=mwavelength
AV=(A2)(V2)
VI
(Wnet)/(Qin)
23. formula for finding the energy required to move a charged particle from infinity to a point a certain distance away from a charged particle
KQ/r
-KA
qV
n(Cv)(deltaT)
24. snells law
0
inelastic collision
V+IR
nSintheta=nsintheta
25. type of collision where K is not conserved
J= Ft
roeVg
1/4wavelength
inelastic collision
26. formula for charge stored in a capciator
h(Fo)
no heat flow
(I^2)R
Q=CV
27. formula for height of the block (at the start of a pendulum string) in terms of theta and L
L -LCostheta
qV
constant pressure
(N2)/(N1)
28. heat required to change temperature of a substance
no heat flow
MC(deltaT)
hc/wavelength
.5mV^2 + .5KA^2
29. force of friction
(Fn)(mu)
(Patm) + (Pgauge)
no force (right hand rule)
Ed=V
30. formula for impulse involving momentum
AV=(A2)(V2)
KI/r
1/((1/C)+(1/C)..........)
mV -m(Vo)
31. radius of curvature of a charged particle as it enters a uniform magnetic field
Joules/Columb
k|Q|/r^2
m(v^2)/qvB
h(Fo)
32. formula used to find the heat generated by a resistor after a certain amount of time if the current through the resistor is known
joules/second
(I^2)RT
.5KA^2
rF
33. formula to find the gauge pressure at the bottom of a pool
perfectly inelastic collision
sqrt(3KT/m)
mV -m(Vo)
roegh
34. new frequency of light as it enters a new substance
((Qin) -(Qout))/(Qin)
VI
h/mv
frequency never changes for light problems
35. velocity of waves on a string if tension is known
sqrt(T/(m/))
MC(deltaT)
J= Ft
sqrt(3KT/m)
36. focal length of a mirror with radius d
m(v^2)/qvB
deltaU = deltaQ + deltaW
d/2
(I^2)RT
37. electric potential a distance r from a charge
KQ/r
qE
no force (right hand rule)
inelastic collision
38. work energy theorum
elastic collision
net work = delta K
deltaU = deltaQ + deltaW
(EMF)Rt/10
39. total capacitance of capacitors in series
no heat flow
sqrt(3KT/m)
2Pi * sqrt(l/g)
1/((1/C)+(1/C)..........)
40. isobaric
V^2=(Vo)^2 +2a*change in x
E/B
J= Ft
constant pressure
41. adibatic
Ed=V
M(Lf)
no heat flow
E/B
42. energy stored in a capacitor
k|Q|/r^2
(1/Do) + (1/Di) = (1/f)
qE
.5CV^2 or .5 Q^2/C or .5QV
43. hooke's law force of a spring
-KA
sqrt(T/(m/))
E/B
frequency never changes for light problems
44. formula for efficiency not using work out
(1/Do) + (1/Di) = (1/f)
.5mV^2 + .5KA^2
F/A
((Qin) -(Qout))/(Qin)
45. formula for finding the stopping potential of a metal for a wavelength if the cutoff frequency is known
(hc/wavelength)=h(Fo) +(Vs)
opposite motion
.5CV^2 or .5 Q^2/C or .5QV
hc/wavelength
46. formula equating energy and mass
e=mc^2
(V^2)/r
M(Lf)
L -LCostheta
47. natural frequency of an open tube of length L
V+IR
d/2
qrB/m
1/2wavelength
48. formula for buoyant force
(Fn)(mu)
Columbs/second
rF
roeVg
49. magnification equation
(Di)/(Do) or (Hi)/(Ho)
GM*M/(r^2)
qrB/m
(3/2)nRdeltaT
50. units for voltage other than volts
Joules/Columb
Columbs/second
e=mc^2
(I^2)R