Phys1210 Formula Sheet PDF

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Summary

Every formula you need to ace your physcis exam....

Description

Physical Constants: h = 6.626 u 10-34 J.s e = 1.602 × 10-19 C -27 mp = 1.67 u 10 kg c = 3.00 × 108 m/s N = 6.02 u 1023 /mol k = 9 × 109 N.m2/C2 2 g = 9.8 m/s Uwater = 1.00 x 103 kg/m3 Standard atmospheric pressure = 1.01 × 105 Pa

me = 9.109 × 10-31 kg kB = 1.38 × 10-23 J/K V = 5.67 × 10-8 J/s/m2/K4 vsound in air = 343 m/s

Prefixes: kilo milli

103 10-3

k m

Mega M micro P

106 10-6

Giga nano

G n

109 10 -9

Equations: F = ma

Fsmax = Ps FN  

x-xo = vot + a t2 / 2

W

F cos T s 

& E

& F qo

R

Ro >1  D T  To @

1 Rparallel fo

Q

V

v av = (v + vo) / 2 

KE

P = ' E / ' t

Fe

kq r

§1 1 · ¨  ...¸ © R1 R2 ¹

§ v · f s¨ 1r o ¸ v ¹ ©

kA'Tt L

Q= mc 'T

Fk = Pk FN 

1 2 mv 2

k

v = vo + at

GPE = m g (y-yo)

q1 q 2 r2 'q 't

EPE = q V

I

R = UL /A

P =IV = V2/R = I2R 

V = IR

RSeries R1  R2 ...

(moving observer)

Q



v2 = vo2 + 2a(x-xo)

fo

§ · ¨ 1 ¸ fs ¨ ¸ ¨ 1r vs ¸ © v¹

e VT 4 At

Q= mL

'U = Q – W

(moving source)

Page 2

U

m V

e = 1 – Qc/Qh



F A

P2

P1  Ugh

1 P2  Uv 22  Ugy2 2

QH QC

TH TC

P

1 P1  Uv 21 U gy1 2

PHYS149 2018

CoP (refrig) = Qc/(Qh – Qc)



f=1/T

y

2Sx · § A sin¨ 2Sft r ¸ O ¹ ©

U 1 A1v1

U 2 A2 v2

CoP (HP) = Qh/(Qh – Qc)

Z= 2S  f

 v = Of

E [dB] = 10 log10 (I / I0)

v

F m /L

1 1  do di

Ofilm = 2t

N

No e Ot

E='m c2

n1 sin T1= n2 sin T 2

1 f

fo

W = Force xdistance

n

c v

m

hi ho



v · § f s¨ 1r rel ¸ c ¹ ©

Tcr = arcsin (n2/n1)

E = hf

O

𝑑 sin 𝜃  𝑚𝜆

0.693 T1 / 2

'N 't

ON

di do...