【SATII物理】力学和电学的重点公式汇总整理

小站整理2014-04-17 16:33:33

11878
问题相似?试试立即获取解答吧~
摘要:SAT2物理考试比重占11%,非常重要,其中物理最多考点集中于力学跟电磁学这两大板块。以下小编为考生整理编辑SAT2物理考点公式汇总。



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

以上就是这两SAT2物理学公式的全部内容,非常简洁,只包括了公式的本身内容。大家如果想要更加了解相关的公式应用情况,一定要重新复习一下自己的高中物理,然后更加有针对性的练习SAT2物理考试的题目。

下载小站SAT APP,刷SAT真题

本文内容来源网络,版权归原作者所有,如有侵权请立即与我们联系contactus#zhan.com,我们将及时处理。

看完仍有疑问?想要更详细解答?

相关推荐