Physics Formula Review Spring

studied byStudied by 116 people
4.0(6)
get a hint
hint

Equivalent capacitance for capacitors in series

1 / 136

Tags and Description

The experiment results/description are NOT on the test:)

137 Terms

1

Equivalent capacitance for capacitors in series

Ceq =1/( 1/C₁ + 1/C₂ + ... + 1/Cₙ)

New cards
2

Equivalent capacitance for capacitors in parallel

C_eq = C₁ + C₂ + ... + Cₙ

New cards
3

Magnification of an image (two equations)

m = -di/do = hi/ho

New cards
4

mass-energy equivalence

E=mc²

New cards
5

momentum of a photon

p = h/λ, E/c, hf/c

New cards
6

work function if cutoff wavelength is known

Φ=hc/λ

New cards
7

Photoelectric effect including stopping potential

Ephoton=qVs+Φ

New cards
8

Photoelectric Effect including Kmax

Kmax=Ephoton-Φ

New cards
9

energy of a photon

E = hf, hc/λ

New cards
10

EMF generated for a moving bar through a Magnetic field

EMF = Blv

New cards
11

Faraday’s law of electromagnetic induction

E=-∆Φ/∆t=(-∆NBA/∆t)

New cards
12

magnetic flux

Φ=NBA=NBAcosθ

New cards
13

thin lens equation

1/f = 1/do + 1/di

New cards
14

snell's law

n₁sinθ₁ = n₂sinθ₂

New cards
15

index of refraction

n = c/v

New cards
16

critical angle

sinθ=n₂/n₁

New cards
17

Thin film(membrane interference

2nt=__λ

New cards
18

total resistance for resistors in series

Rt= R₁ + R₂ + R₃ + ... + Rₙ

New cards
19

total resistance for resistors in parallel

Rt= (R₁⁻¹ + R₂⁻¹ + R₃⁻¹ + ... + Rₙ⁻¹)⁻¹

New cards
20

Charge including time

Q=It

New cards
21

Resistance in a wire of length L and area A

R=ρ(L/A)

New cards
22

Pressure exerted on an area A

P = F/A

New cards
23

absolute pressure

Pabs=P₀+ρgh

New cards
24

gauge pressure

ρgh

New cards
25

Volume flow rate

I=AV

New cards
26

Buoyant force

F=ρVg

New cards
27

Density

ρ=m/v

New cards
28

bernoulli's equation

P₁ + ½ρv₁² + ρgh₁ = P₂ + ½ρv₂² + ρgh₂

New cards
29

Force on a charge q moving parallel to a magnetic field (B)

0 N

New cards
30

Force on a current carrying wire oriented perpendicular to a magnetic field (B)

F=Il×B

New cards
31

capacitance if area of plates is known

C = KεA/d

New cards
32

Electric Potential around a point charge q

V = kq/r

New cards
33

Force on a charge (q) in an Electric field (E)

F = qE

New cards
34

coulomb's law

F = kq₁q₂/r², where k=1/(4πε₀)

New cards
35

charge on a capacitor

Q=CV

New cards
36

Energy stored in a capacitor (3 formulas)

Ucap=½QV=½CV²=½Q²/C

New cards
37

Formula definition of Work

W=F∙d

New cards
38

electric potential energy

Ue= qV

New cards
39

Electric field a distance r from a point charge (q)

F = k|q|/r²

New cards
40

Ohm’s Law

V=IR

New cards
41

Total charge for capacitors in series

Qt=Q₁=Q₂=Q₃

New cards
42

Terminal voltage (Vab) if external resistance (Rext) is known

Vab=I₁Rext

New cards
43

Terminal voltage (Vab) if EMF is known

ε=Vab-I₁R(int)

New cards
44

Voltage across the plates of a capacitor if the E-field is known

Ed=V

New cards
45

Electric Energy (three formulas)

E=VIt=V²Rt=I²Rt

New cards
46

Electric Power

P=VI=V²R=I²R

New cards
47

Force on a charge (q) moving perpendicularly through a magnetic field (B)

F=qv×B

New cards
48

Work to move a point charge (q) a distance r away from another charge (Q)

w=q∆V

New cards
49

Force between two parallel current carrying wires of length l.

F=(µ₀/2π)(I₁I₂l/r) (the third one is L)

New cards
50

Limits of human sight

750 nm-400nm

New cards
51

the wave equation

v=fλ

New cards
52

Magnetic field a distance r from a current carrying wire

B=(µ₀/2π)(I/r)

New cards
53

New wavelength in the original wavelength and the indices of refraction are known

n₁λ₁=n₂λ₂

New cards
54

Change in Heat during an isovolumetric process

Q = nCvΔT

New cards
55

Frequency of a spring mass

f = 1/(2π) * √(k/m)

New cards
56

period of a pendulum

T = 2π√(L/g)

New cards
57

frictional force

F=Fₙµ

New cards
58

frictional force on an incline

mg(cosθ)µ

New cards
59

Acceleration

a= ∆v/∆t

New cards
60

average speed

s = d/t

New cards
61

velocity

v= ∆x/∆t

New cards
62

Average Velocity of a molecule of gas

v = √(3kT/m)

New cards
63

Change in internal energy during a cyclic process

ΔU = 0 J

New cards
64

First Law of thermodynamics

ΔU = ∆Q + ∆W

New cards
65

Acceleration of a mass sliding UP an incline, with friction

a = gsinθ + gμcosθ

New cards
66

Acceleration of a mass sliding DOWN an incline, with friction

a = gsinθ - gμcosθ

New cards
67

Heat required to raise the temperature of a substance

Q = mcΔT

New cards
68

Heat required to vaporize a substance

Q = mLv

New cards
69

Heat required to melt a substance

Q = m(Lf)

New cards
70

Forgotten power equation

P=Fv

New cards
71

Energy of a spring-mass when spring is neither at maximum displacement, nor at the equilibrium point

½kA²=½mv²+½kx²

New cards
72

ideal efficiency

ε=(T_hot - T_cold) / T_hot x100

New cards
73

Newton's second law of motion

F = ma

New cards
74

torque

∑τ=r×F=rFsinθ

New cards
75

Ideal gas law (two equations)

PV = nRT or PV=NKT

New cards
76

Boyle's law

P₁V₁ = P₂V₂

New cards
77

heat of an isobaric process

Q = nCpΔT

New cards
78

work (thermodynamics)

W = -PΔV

New cards
79

internal energy of an ideal gas

U = (3/2) nRT

New cards
80

actual efficiency

εactual=|∑W|/Qin=|Qin-Qout|/Qin

New cards
81

kinetic energy

KE = ½mv²

New cards
82

Hooke's Law

F = -kx

New cards
83

gravitational potential energy

Ug = mgh or mg∆y

New cards
84

Newton's Law of Universal Gravitation'

F = G (m₁ m₂) / r²

New cards
85

centripetal acceleration

a = v²/r

New cards
86

Acceleration due to gravity at the surface of a planet of mass M and diameter d

g = (G*M) / (d/2)²

New cards
87

momentum

p = mv

New cards
88

impulse (two formulas)

J = Ft or J = mv-mv₀

New cards
89

weight

W or Fg=mg

New cards
90

first kinematic

v = v₀ + at

New cards
91

second kinematic

∆x = v₀t + ½at²

New cards
92

third kinematic

v²=v₀²+2a∆x

New cards
93

beat frequency

f = |f1 - f2|

New cards
94

Length (L) of a string producing the fundamental frequency (f)

L=v/2f

New cards
95

Natural frequency of a closed tube of length l

L=v/4f

New cards
96

Wavelength in an open tube of length l

λ=2L

New cards
97

frequency of a pendulum

f = 1/T = 1/(2π √(l/g))

New cards
98

Velocity of waves on a string if tension is known

v = √(T/(m/l))

New cards
99

period of a spring-mass

T = 2π√(m/k)

New cards
100

charles' law

V₁/T₁ = V₂/T₂

New cards

Explore top notes

note Note
studied byStudied by 9 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 6 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 133 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 3 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 57 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 10 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 91 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 2934 people
Updated ... ago
4.8 Stars(10)

Explore top flashcards

flashcards Flashcard346 terms
studied byStudied by 32 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard98 terms
studied byStudied by 1 person
Updated ... ago
5.0 Stars(1)
flashcards Flashcard24 terms
studied byStudied by 7 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard30 terms
studied byStudied by 8 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard48 terms
studied byStudied by 221 people
Updated ... ago
4.7 Stars(3)
flashcards Flashcard101 terms
studied byStudied by 6 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard20 terms
studied byStudied by 1 person
Updated ... ago
5.0 Stars(1)
flashcards Flashcard100 terms
studied byStudied by 104 people
Updated ... ago
5.0 Stars(1)