SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
MCAT Physics Formulas
Start Test
Study First
Subjects
:
mcat
,
science
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. gauge pressure in relation to the others
P=IV
The liquid itself not the object
Fk=
Difference between the absolute and atm pressure Pg=P- Patm
2. find power in circuit
700nm -400nm
E*r
Current*voltage
U=QV
3. boiling point of H2O in K and C
373K 100
None
Charge/length
Conduction
4. deposition
T=1/f
Gas to solid
Makes ?G more negative thus more spontaneous
N is proportional to 1/?
5. mass defect
Low voltage to high voltage
Buoyant force equals blocks weight
Sin=0 cos=1
Difference between the mass of nucleus and the sum of nucleons
6. magnetic field force on current carrying wire
1/f=1/o+ 1/i
F=I(L*B)
Longitudinal
W=qv
7. point of shape change beyond which a material can go back to normal
New/old
C=eoKA/D
Yield strength
Light travels from high n to lower n with an angle of incidence greater than the critical angle
8. shear
3a=Beta
Real inverted
Force applied parallel to objects surface
V=?A
9. degrees to radians
V=?A
Energy required to free electron from given metal
Degree=p/180 radian
None
10. electric flux
Substance is more dense then water
E=kQ/r^2
F=E*A
Coulomb=amphere*sec
11. sublimation
Difference between the absolute and atm pressure Pg=P- Patm
Real inverted
E=kQ/r^2
Solid to gas
12. image created by converging (concave) mirror when object is placed inside focal point
Perpendicular to each other
Virtual upright
U=q?v
Difference between the absolute and atm pressure Pg=P- Patm
13. 45
Sin=v2/2 cos=v2/2
???
Real inverted image
WATTS
14. force due to electric field on single charge
E=neE n is excess charge
?x=1/2(v+vo)t
?V=BetaV?T
Converted to extra kinetic energy of the emitted electron
15. bulk modulus
2 times the focal distance
B=(F/A)/(?V/V)
Force a molecule of liquid feels toward the other molecules of the liquid
Insulator
16. Bernoulli's equation
Constant for closed system independent of changes in area
E*r
Approx .7
P1+?gy of 1 + 1/2?v^2 of 1=P2+?gy of 2 + 1/2?v^2 of 2
17. work function
Energy required to free electron from given metal
Sin=0 cos=-1
U=1/2QV=1/2CV^2=1/2Q^2/C
Voltage
18. power dissipated by resistor (3 ways)
Y=(F/A)/(?L/L) stress over strain
E=Pt
P=i^2R=V^2/R=IV
Ampere (1C/s)
19. wave velocity=
373K 100
No image is formed
A sin?=n?
???
20. charge of beta particles
Virtual upright
Negative
1/Req=1/R1+1/R2+1/R3 Veq=V1=V2=V3
I=?q/?t
21. total energy of spring system
W=Fdcos?
(mass defect)(speed of light)^2
Gas to solid
E=1/2k(A^2)
22. Capacitors in series
W=qv
2
Photon energy must be greater than work function of the material
1/Ceq=1/C1+1/C2+1/C3 Veq=V1+V2+V3
23. 0
Sin=0 cos=1
Proton or neutron
Cohesion
Irms=Imax/v2
24. continuity equation*
Real image
(Vo+v)/2
Number of protons in nucleus
VA=V/time and v1A1=v2A2 (fluids will flow more quickly through narrow passages)
25. energy of a photon is dependent on...
Ampere (1C/s)
Frequency
P=1/f
Incident ray
26. When does turbulence in a fluid arise
When velocity of the fluid exceeds critical velocity
No net force acting on it
P1+?gy of 1 + 1/2?v^2 of 1=P2+?gy of 2 + 1/2?v^2 of 2
Solute whose solution is conductive
27. What is an electron volt (eV)
R=pL/A
N2>n1
Energy gained by particle with charge of e when moved through one volt
N=c/v
28. work in electromagnetic field
E=???=hc/?
U=(1/2)kx^2
Emf is negative
W=qv
29. electrical power
P=IV
Cohesion
Force applied parallel to objects surface
Virtual
30. magnetic field is created by loop wire - What is magnetic field at center of loop
Will never decrease capacitance
Beta=
Charge/area
K+U=constant
31. electric field maximum of insulating sphere
It is halved
B=
Surface
U=1/2QV=1/2CV^2=1/2Q^2/C
32. when an electron absorbs a photon
It jumps to higher energy level
20 Hz to 20 -000 Hz
F1/A1=F2/A2
Conductor
33. ideal ammeter
When in parallel
Zero resistance
2 times the focal distance
Derive universal gravitation equation
34. small moduli value
F=mv^2/r
More malleable material
No image is formed
Q=mL
35. solves for power lost during transmission (one way)
P=i^2r
No image is formed
2pvm/k
More malleable material
36. image created when converging (concave) mirror when object is placed beyond focal point
Vot+1/2at^2=(V0+v/2)t
Resistor
Real inverted image
Pressure to move - voltage when no charge is moving between 2 terminals
37. power (in general)
4 Hz
Work/time
F=1/2(r)
E=???=hc/?
38. Formula for centripetal force
Intensity
F=mv^2/r
Low voltage to high voltage
Surface
39. Newtons 3rd law of motion
C=eoKA/D
Sin=0 cos=-1
F=- F
Rate of doing work
40. study of fluids at rest
Hydrostatics
Approx .7
Energy required to free electron from given metal
B=(F/A)/(?V/V)
41. In what position does spring has its greatest speed
F=I(L*B)
P=m?v
The liquid itself not the object
Equilibrium position
42. relate charge and current
Charge/length
Coulomb=amphere*sec
1/Ceq=1/C1+1/C2+1/C3 Veq=V1+V2+V3
W=Fdcos?
43. s
Vcos?
Charge/area
273K 0
?=vk/m=2p??
44. magnitude of magnetic field for current carrying wire
F1/A1=F2/A2
Beta=
Force a molecule of liquid feels toward the other molecules of the liquid
700nm -400nm
45. electric potential energy
Sin=0 cos=1
U=QV
3a=Beta
W'=?E=?KE+?U
46. torque formula
Emf is positive
T=rFsin?
Charge/area
X=(initial horizontal v)(time in air)
47. When is voltage constant across capacitors
Ceq=C1+C2+C3 Veq=V1=V2=V3
When in parallel
F=q/e0
Frequency
48. osmotic pressure formula
A sin?=n?
MRT
V=???
It is halved
49. intensity of sound
Nsin?incident=nsin?refraction
I=P/A
Light emitted due to heat
Q=CV
50. direction of electric field created by charge
Sin=1/2 cos=v3/2
F=- F
Points away from + and toward -
Electric fields of all the light waves are oriented in the same direction