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