FORMULA LIST (COMBINED SCIENCE/PHYSICS)

[Pages:1]FORMULA LIST (COMBINED SCIENCE/PHYSICS)

1

v= s

t

2

a= vu

t

3

= m

V

4 F = ma

5

FN = F ? f

6 W = mg

7 W = Fs

8

Ep = mgh

9

Ek = ?mv2

10 P = W t

11 P = E t

12 P = Fv

13 Efficiency = Eo ? 100% Ei

14 Efficiency = Po ? 100% Pi

15 Moment = Fd

16 Principle of moments, F1d1 = F2d2 17 P = F

A 18 P = hg

19 n = sin i sin r

20 n = c v

real depth 21 n =

apparent depth

22 n = 1 sin c

23

1 =1+1

f uv

24 m = v = hi u ho

25 T = 1 f

26 v = f 27 n = 1

2 28 n = v1

v2 29 Direct method, v = s

t

30 Echo method, v = 2d t

31 I = Q t

32 Q = ne

33 W = QV

34 R = kl A

35 V = IR

36 Series Circuit, I = I1 = I2 37 Series Circuit, V = V1 + V2 38 Series Circuit, R = R1 + R2 39 Parallel Circuit, I = I1 + I2 40 Parallel Circuit, V = V1 = V2 41 Parallel Circuit, 1 = 1 + 1

R R1 R2

42 P = IV 43 P = I2R

V2 44 P =

R

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