Question

SAT2 物理考试 有公式表吗？

SAT2 物理没学过的公式太多了，考试的时候试卷的某些地方会提供公式表吗？

Answer 1

SAT2物理考试常用公式　　紫铭教育 SAT II物理力学常见公式Physics Formulas - Mechanics
Kinematics Formulas
The Kinematic Equations apply to one-dimmensional motion with costant acceleration from point 1, situated d1 from a point of reference to point 2, situated d2 from the same point of reference. v1 is the velocity at point 1 and v2 is the velocity at point 2.
v2 = v1 + a·t
d2 = d1 + (v1 + v2)·t/2
d2 = d1 + v1·t + a·t2/2
d2 = d1 + v2·t - a·t2/2
v22 = v12 + 2a(d2 - d1) Average velocity: vav = Δd/Δt
Average acceleration: aav = Δv/ΔtRotational kinematics equations with constant angular acceleration:
ω2 = ω1 + α·t
Φ2 = Φ1 + (ω1 + ω2)·t/2
Φ2 = Φ1 + ω1·t + α·t2/2
Φ2 = Φ1 + ω2·t - α·t2/2
ω22 = ω12 + 2α(Φ2 - Φ1)Average angular velocity: ωav = Δθ/Δt
Average angular acceleration: αav = Δω/Δt
Frequency: f = ω/2π
Period: T = 2π/ωRelations between angular and linear variables:
l = Φ·r
v = ω·r
a = α·r
--------------------------------------------------------------Dynamics Formulas
Pressure: P = F/A
Newton's Second Law: F = m·a
Force of kinetic friction: Ff = μ·N
Hooke's Law: F = -k·x
Centripetal Force: Fc = m·v2/R
Centripetal acceleration: ac = v2/R
-----------------------------------------------------------------Work, Energy, Conservation Laws Formulas
Work: W = F · d = Fdcos(α)
Potential Energy: PE = m·g·h
Kinetic Energy: KE = m·v2/2
Mechanical Energy: E = KE + PE
Instantaneous Power: P = F·v
The Work-Energy Theorem: W = ΔKE
-------------------------------------------------------------Gravitation Formulas
Newtonian gravity formula: Fg = G·m·M/R2
Kepler's Third Law: T2/a3 = ct.
--------------------------------------------------------SAT II物理热力学常见公式Physics Formulas - Thermodynamics
Heat added or emoved: Q = m·c·ΔT
Change in Internal Energy: ΔU = Q - W
Boyle's Law: P1V1 = P2V2
Charles's Law: V1/T1 = V2/T2
Efficiency of a heat engine(%): E = (W/Qhot)·100 SAT II物理光波学常见公式Physics Formulas - Waves and Optics
Snell's Law: n1·sin(θ1) = n2·sin(θ2)
Wave speed: v = λ·f
Velocity of light: v = c/n
Magnification: m = -di/do
Law of Reflection: θreflection = θincidence
Mirror and lens equation: 1/d1 + 1/d1 = 1/f
------------------------------------------------------------SAT II物理现代物理常见公式Physics Formulas - Modern Physics
The energy of a photon: E = h·f
Matter wavelength: λ = h/p
Relativistic factor: γ2 = 1/(1 - v2/c2)
De Broglie Wavelength: λ = h/(mv)
Half life of radioactive material: Thalf = ln(2)/λ
Mass energy equivalence: E = mo·c2
-----------------------------------------------------------------SAT II物理电磁学常见公式Physics Formulas - Electricity and Magnetism
Electric Fields and Forces Formulas
Coulomb's Law: F = k·q1·q1/r2
Electric field of a charge q: E = k·q/r2
Work done by electric field: W = q·E·d
Electric field between two metallic plates: E = V/d
----------------------------------------------------------DC Circuits Formulas
Ohm's Law: V = I·R
Power dissipated in a resistor: P = I·V = V2/R = R·I2
Resistance: R = ρ·l/A
Equivalent resistance of series resistors: Rs = R1 + R2 +...
Equivalent resistance of parallel resistors: 1/Rp = 1/R1 + 1/R2 +...
Equivalent capacitance of series capacitors: 1/Cs = 1/C1 + 1/C2 +...
Equivalent capacitance of parallel capacitors: Cp = C1 + C2 +...
--------------------------------------------------------------Magnetic Fields and Forces Formulas
Magnetic force on a moving charge: F = q(v x B) = q·v·B·sin(θ)
Magnetic force on a current carrying wire: F = I·l·B·sin(θ)
Magnetic field created by a current: B = (μo/2π)·(I/r)
Faraday's Law: E = -dΦ/dt

Answer 2

　　熟习SAT2物理公式，对于同学们正确并且快速的解答相关题目有非常重要的影响。下面就是为考生总结的SAT2物理常用公式，希望对同学们有所帮助。

　　Physics Formulas - Mechanics

　　Kinematics Formulas

　　The Kinematic Equations apply to one-dimmensional motion with costant
acceleration from point 1, situated d1 from a point of reference to point 2,
situated d2 from the same point of reference. v1 is the velocity at point 1 and
v2 is the velocity at point 2.

　　v2 = v1 + a·t

　　d2 = d1 + (v1 + v2)·t/2

　　d2 = d1 + v1·t + a·t2/2

　　d2 = d1 + v2·t - a·t2/2

　　v22 = v12 + 2a(d2 - d1)

　　Average velocity: vav = Δd/Δt

　　Average acceleration: aav = Δv/Δt

　　Rotational kinematics equations with constant angular acceleration:

　　ω2 = ω1 + α·t

　　Φ2 = Φ1 + (ω1 + ω2)·t/2

　　Φ2 = Φ1 + ω1·t + α·t2/2

　　Φ2 = Φ1 + ω2·t - α·t2/2

　　ω22 = ω12 + 2α(Φ2 - Φ1)

　　Average angular velocity: ωav = Δθ/Δt

　　Average angular acceleration: αav = Δω/Δt

　　Frequency: f = ω/2π

　　Period: T = 2π/ω

　　Relations between angular and linear variables:

　　l = Φ·r

　　v = ω·r

　　a = α·r

　　Dynamics Formulas

　　Pressure: P = F/A

　　Newton's Second Law: F = m·a

　　Force of kinetic friction: Ff = μ·N

　　Hooke's Law: F = -k·x

　　Centripetal Force: Fc = m·v2/R

　　Centripetal acceleration: ac = v2/R

　　Work, Energy, Conservation Laws Formulas

　　Work: W = F · d = Fdcos(α)

　　Potential Energy: PE = m·g·h

　　Kinetic Energy: KE = m·v2/2

　　Mechanical Energy: E = KE + PE

　　Instantaneous Power: P = F·v

　　The Work-Energy Theorem: W = ΔKE

　　Gravitation Formulas

　　Newtonian gravity formula: Fg = G·m·M/R2

　　Kepler's Third Law: T2/a3 = ct.

Answer 3

1. 物理电磁学常见公式：

　　Electric Fields and Forces Formulas

　　Coulomb's Law： F = k·q1·q1/r2

　　Electric field of a charge q： E = k·q/r2

　　Work done by electric field： W = q·E·d

   　Electric field between two metallic plates： E = V/d

　　DC Circuits Formulas

　　Ohm's Law： V = I·R

　　Power dissipated in a resistor： P = I·V = V2/R = R·I2

　　Resistance： R = ρ·l/A

　　Equivalent resistance of series resistors： Rs = R1 + R2 +...

　　Equivalent resistance of parallel resistors： 1/Rp = 1/R1 + 1/R2 +...

　　Equivalent capacitance of series capacitors： 1/Cs = 1/C1 + 1/C2 +...

　　Equivalent capacitance of parallel capacitors： Cp = C1 + C2 +...

　　Magnetic Fields and Forces Formulas

　　Magnetic force on a moving charge： F = q(v x B) = q·v·B·sin(θ)

　　Magnetic force on a current carrying wire： F = I·l·B·sin(θ)

　　Magnetic field created by a current： B = (μo/2π)·(I/r)

　　Faraday's Law： E = -dΦ/dt

　物理热力学常见公式：

　　Heat added or emoved： Q = m·c·ΔT

　　Change in Internal Energy： ΔU = Q - W

　　Boyle's Law： P1V1 = P2V2

　　Charles's Law： V1/T1 = V2/T2

　　Efficiency of a heat engine(%)： E = (W/Qhot)·100

　物理光波学常见公式：

　　Snell's Law：n1·sin(θ1) = n2·sin(θ2)

　　Wave speed：v = λ·f

　　Velocity of light： v = c/n

　　Magnification：m = -di/do

　　Law of Reflection：θreflection = θincidence

　　Mirror and lens equation： 1/d1 + 1/d1 = 1/f

1. 可以买一本barron，s有at2物理的练习和一些概述，在书的最后几页，有几面总结了物理公式。

2. 在一些论坛上 （e.g.小站，小马，尚友），搜物理公式，也会出现很多资料的

Answer 4

买巴朗的SAT2物理，每一章后都有总结和公式表

Answer 5

　　物理电磁学常见公式：
　　Electric Fields and Forces Formulas
　　Coulomb's Law： F = k·q1·q1/r2
　　Electric field of a charge q： E = k·q/r2
　　Work done by electric field： W = q·E·d
　　Electric field between two metallic plates： E = V/d
　　DC Circuits Formulas
　　Ohm's Law： V = I·R
　　Power dissipated in a resistor： P = I·V = V2/R = R·I2
　　Resistance： R = ρ·l/A
　　Equivalent resistance of series resistors： Rs = R1 + R2 +...
　　Equivalent resistance of parallel resistors： 1/Rp = 1/R1 + 1/R2 +...
　　Equivalent capacitance of series capacitors： 1/Cs = 1/C1 + 1/C2 +...
　　Equivalent capacitance of parallel capacitors： Cp = C1 + C2 +...
　　Magnetic Fields and Forces Formulas
　　Magnetic force on a moving charge： F = q(v x B) = q·v·B·sin(θ)
　　Magnetic force on a current carrying wire： F = I·l·B·sin(θ)
　　Magnetic field created by a current： B = (μo/2π)·(I/r)
　　Faraday's Law： E = -dΦ/dt
　　物理热力学常见公式：
　　Heat added or emoved： Q = m·c·ΔT
　　Change in Internal Energy： ΔU = Q - W
　　Boyle's Law： P1V1 = P2V2
　　Charles's Law： V1/T1 = V2/T2
　　Efficiency of a heat engine(%)： E = (W/Qhot)·100
　　物理光波学常见公式：
　　Snell's Law：n1·sin(θ1) = n2·sin(θ2)
　　Wave speed：v = λ·f
　　Velocity of light： v = c/n
　　Magnification：m = -di/do
　　Law of Reflection：θreflection = θincidence
　　Mirror and lens equation： 1/d1 + 1/d1 = 1/f