AP Physics Equations
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Created by:
livelaughtennis on May 12, 2012
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59 terms
Terms | Definitions |
|---|---|
 Pressure | P=P.+pgh |
| Bouyant Force | F(B)=pVg |
| Continuity of flow | A1V1=A2V2 |
| Bernoulli | P+pqy=1/2pv^2=constant |
| Pressure | P=F/A |
| Thermal Expansion | ΔL=αLΔT |
| Ideal Gas | PV=nRT |
| molecular KE of gas | KE=(3/2)K(b)T |
| Planck | E=hf |
| Photoelectric Effect | KE=hf-Φ |
| DeBroglie | λ=h/p |
| mass to energy | E=mc^2 |
| Circle Circumference | 2πr |
| Circle Area | πr^2 |
| Power(mechanics) | W/t |
| Spring Force | F=-kx^2 |
| Spring PE | 1/2kx^2 |
| Spring T | 2π(√m/k) |
| Pendulum T | 2π(√l/g) |
| Force Gravity | (Gm1m2)/r^2 |
| PE Gravity | (Gm1m2)/r |
| Ohm's Law | V=IR |
| Power(E&M) | P=IV |
| Capacitors in series | 1/c+1/c=1/c |
| Capacitors in parallel | c+c+c=c |
| Resistors in series | R+R+R=R |
| Resistors in parallel | 1/R+1/R=1/R |
| Magnetic Force | F=qvBsinӨ |
| Magnetic Force in Wire | F=BIL B=(μ/2π)(I/r) |
| Flux | Φ=BAcosӨ (only ┴) |
| EMF | ΔΦ/t BLV |
| Work done on system (piston) | W=-PΔV |
| 2nd Law of Thermodynamics | ΔU=Q+W |
| Efficiency | e=W/Q(h) e=(T(H)-T(c))/T(H) |
| Speed Wae | V=fλ |
| Index of Refraction | n=C/V |
| Snell's Law | n1sinӨ1=n2sinӨ2 |
| Critical Angle | sinӨc=n2/n1 (n1>n2) |
| lens/mirror equation | 1/f=1/do+1/di |
| magnification | M=hi/ho=-si/so |
| diffraction grating | dsinӨ=mλ |
| Bright Fringes | x=(mλL)/d |
| Acc'l Motion | v=v.+at x=v.t+1/2 at^2 v^2=v.^2 +2ax |
| friction | F=μn |
| centripetal acceleration | ac=v^2/r |
| centripetal force | Fc=(mv^2)/r |
| torque | T=Fr |
| impulse mtm | Ft=mΔV |
| KE | 1/2 mv^2 |
| PE | mgh |
| Work | W=Fd |
| Electrical F | (Kq1q2)/r^2 |
| Electrical PE | (Kq1q2)/r |
| Field Strength | F=Eq |
| Electrical Field | E=-V/d |
| Voltage | v=q/r |
| Capacitance | C=Q/V C=EA/d |
| PE in capacitor | =1/2 QV =1/2 CV^2 |
| Resistance Wire | R=pL/A |
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