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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 K is conserved
E/B
elastic collision
0
BA
2. heat during an isometric process
sqrt(3KT/m)
n(Cv)(deltaT)
no heat flow
(N2)/(N1)
3. EMF of a battery having internal resistance R
(V^2)/r
V+IR
G M/((d/2)^2)
(Patm) + (Pgauge)
4. the force on a charge in an electric field
qE
m(v^2)/qvB
k|Q|/r^2
no heat flow
5. formula for power with current and voltage
2nt=mwavelength
VI
(V^2)/r
AV=(A2)(V2)
6. new frequency of light as it enters a new substance
(Patm) + (Pgauge)
joules/second
frequency never changes for light problems
GM*M/(r^2)
7. heat during a cyclic process (net heat)
deltaU -deltaW
(hc/wavelength)=h(Fo) +(Vs)
L -LCostheta
G M/((d/2)^2)
8. formula for efficiency not using work out
((Qin) -(Qout))/(Qin)
Columbs/second
hc/wavelength
deltaU -deltaW
9. radius of curvature of a charged particle as it enters a uniform magnetic field
d/2
joules/second
m(v^2)/qvB
dSintheta=mwavelength
10. formula for impluse involving time
J= Ft
2Pi * sqrt(l/g)
K |q||Q|/r^2
rF
11. formula for finding the magnetic field a distance r from a current carrying wire
E/B
qVB
1/2wavelength
KI/r
12. formula used to find the heat generated by a resistor after a certain amount of time if the current through the resistor is known
m(v^2)/qvB
K |q||Q|/r^2
.5CV^2 or .5 Q^2/C or .5QV
(I^2)RT
13. isometric
constant volume
dSintheta=mwavelength
-KA
qrB/m
14. formula for Carnot efficiency
mV -m(Vo)
.5CV^2 or .5 Q^2/C or .5QV
((Th) -(Tl))/(Th)
.5KA^2
15. isothermal
pL/A
elastic collision
no temp change
MC(deltaT)
16. formula for torque
rF
inelastic collision
Q=CV
.5KA^2
17. formula for energy of a spring mass when spring is neither at maximum displacement nor at equilibrium
.5mV^2 + .5KA^2
joules/second
1/2wavelength
-KA
18. third kinematic
V^2=(Vo)^2 +2a*change in x
(V^2)/R
1/2wavelength
elastic collision
19. formula for critical angle
0
(N2)/(N1)
(V^2)/r
KQ/r
20. formula for constructive interference in a diffraction grating
(V^2)/R
dSintheta=mwavelength
Ed=V
d/2
21. formula to find the gauge pressure at the bottom of a pool
KI/r
roegh
joules/second
rF
22. natural frequency of an open tube of length L
1/2wavelength
no temp change
(I^2)RT
inelastic collision
23. formula for energy of a spring mass when spring is at maximum displacement
(N2)/(N1)
Columbs/second
(3/2)nRdeltaT
.5KA^2
24. force a charge in a Bfield
sqrt(T/(m/))
qVB
(3/2)nRdeltaT
dSintheta=mwavelength
25. the force on a charge moving parallel to a magnetic field
no force (right hand rule)
((Th) -(Tl))/(Th)
roeVg
sqrt(T/(m/))
26. isobaric
.5mV^2 + .5KA^2
constant pressure
E/B
opposite motion
27. heat required to change temperature of a substance
mgCostheta(mu)d
MC(deltaT)
joules/second
VI
28. formula for finding the energy required to move a charged particle from infinity to a point a certain distance away from a charged particle
inelastic collision
qV
qVB
AV=(A2)(V2)
29. the units of power other than watts
(I^2)RT
J= Ft
joules/second
1/2wavelength
30. equation of continuity
sqrt(T/(m/))
deltaU = deltaQ + deltaW
AV=(A2)(V2)
Joules/Columb
31. formula for current through the resistor when the ten coils are removed from the B field in an amount of time t
MC(deltaT)
(EMF)Rt/10
h/wavelength
joules/second
32. type of collision where objects stick togerther
elastic collision
2Pi * sqrt(l/g)
perfectly inelastic collision
FV
33. first kinematic
Ed=V
V = (Vo) + at
h/mv
net work = delta K
34. formula for period of a pendulum
qE
Columbs/second
2Pi * sqrt(l/g)
h/wavelength
35. units for voltage other than volts
1/4wavelength
qVB
hc/wavelength
Joules/Columb
36. formula for centripetal acceleration
frequency never changes for light problems
Joules/Columb
(EMF)Rt/10
(V^2)/r
37. formula to find the absoluate pressure at the bottom of a pool
(Wnet)/(Qin)
(Patm) + (Pgauge)
V = (Vo) + at
perfectly inelastic collision
38. formula for change in internal energy in a cosnstat volume PV process
(3/2)nRdeltaT
K |q||Q|/r^2
inelastic collision
constant volume
39. the electric force between two objects of charge Q
K |q||Q|/r^2
Ed=V
(EMF)Rt/10
Q=CV
40. pressure
V+IR
elastic collision
constant pressure
F/A
41. velocity of a charge traveling at a constant veloc ity through crossed E and B fields
2Pi * sqrt(l/g)
V = (Vo) + at
E/B
(EMF)Rt/10
42. formula for constructive interference in a thin membrane with two phase changes
2Pi * sqrt(l/g)
(Fn)(mu)
roegh
2nt=mwavelength
43. force of friction
opposite motion
F/A
(Fn)(mu)
h/wavelength
44. second kinematic
deltaU -deltaW
(V^2)/r
((Th) -(Tl))/(Th)
delta x = (Vo)t + .5at^2
45. natural frequency of a closed tube of length L
(3/2)nRdeltaT
1/4wavelength
2nt=mwavelength
pL/A
46. formula for finding the work function of a metal if the cutoff frequency is known
d/2
delta x = (Vo)t + .5at^2
hc/wavelength
h(Fo)
47. force of frction on an incline
m(v^2)/qvB
(N2)/(N1)
constant volume
mgCostheta(mu)d
48. formula relating voltage and electric field
no temp change
V+IR
AV=(A2)(V2)
Ed=V
49. formula for efficiency of a heat engine using work out
.5mV^2 + .5KA^2
(Wnet)/(Qin)
qrB/m
e=mc^2
50. formula for height of the block (at the start of a pendulum string) in terms of theta and L
L -LCostheta
E/B
roegh
deltaU -deltaW