Da DaVinci Coke Or, Adult Fizzix MidTerm Exam Review 2014 PART2 Chapters 10-19 & 23 General List of Stuff: • Fluids (Ch10) – Bernoulli M V F P A General List of Stuff: • Fluids (Ch10) – Bernoulli P gh General List of Stuff: • Fluids (Ch10) – Pascal P P in out General List of Stuff: • Fluids (Ch10) – Bernoulli’s Equation 1 1 P v gh P v gh 2 2 2 1 1 2 1 2 2 2 General List of Stuff: • Fluids (Ch10) – Bernoulli’s Equation (Toricelli’s Shortcut) • P1=P2 & v2=0 1 2 v1 gh1 gh2 2 v1 2 g ( h2 h1 ) Ch11 : Waves • Hooke’s Law FR kx – FR is restoring force in spring – k is ‘spring constant’ – x is displacement stretched or compressed Ch 11 : Waves • Pendulums (Pendulae?) – KEMAx = PEMAX – Diagram p445 L T 2 g Ch11 : Waves • • • • Amplitude Period Frequency Mass on spring 1 f T m T 2 k Ch11 : Waves • Types of Waves – Transverse – Longitudinal Ch 11 : Waves • Wave speed d v t v T f Ch11 : Waves • Interference & Transmission Ch11 : Waves • Interference & Transmission Ch11 : Waves • Reflection Ch12 : Sound • Production – Vibrating object and a medium Ch12 : Sound • Characteristics – – – – Longitudinal & NEEDS a physical medium Human: 20 – 20KHz Travel in all 3-Directions Doppler Effect Ch12 : Sound • Doppler Stationary Source Moving Source Ch12 : Sound • Sound Intensity P I A P I 2 4r Ch12 : Sound • Relative Intensity (Decibels!) I 10 log Io 90dB 10 x 80dB 100 x 70dB 109 = 10 x 108 = 100 x 107 Ch12 : Sound • Harmonics – Fundamental Frequency (1st Harmonic) – f2=2f1 ... – Harmonic Series on string v fn n 2L Ch12 : Sound Open & Closed tubes (Instruments) Closed L=¼ Open L=½ • Ch23 : Light & Reflection • ElectroMagnetic Radiation (Spectrum) – Radio through Gamma Ch23 : Light & Reflection • All EM’s travel at ‘c’ in a vacuum – 3x108 m/s • Reflection: – i=r Ch23 : Light & Reflection • Flat Mirrors: – Narcissus • Michelangelo Ch23 : Light & Reflection Ch23 : Light & Reflection • Curved Mirrors – Concave – Convex Ch23 : Light & Reflection • Lens/Mirror Equations – – – – – f = focal length di = image distance do = object distance hi = image height ho = object height 1 1 1 f do di hi di ho do Ch23 : Light & Reflection • Ray Diagrams… Optix PPT 02-09 REAL! i r C F Normal C F VIRTUAL! Optix PPT 02-09 F VIRTUAL! Ch23 : Refraction • Refraction – Snell’s Law c n v ni sin i nr sin r Ch23 : Refraction • Lens Ray Diagrams (p571) Optix PPT 02-09 2F REAL! F C F 2F Optix PPT 02-09 VIRTUAL! 2F F C F 2F Ch23 : Refraction • Diverging Lensesesesii Ch23 : Refraction • Diverging Lensesesesii – Can ONLY produce virtual small upright images • Just like a convex mirror… Ch23 : Refraction • Lens Summary: Ch23 : Refraction • TIR – Total Internal Reflection – Critical Angle yields sin r=1.00 • Rainbows – Combo of reflection, refraction, TIR Ch23 : Refraction Ch23 : Refraction • Rainbows Ch23 : Refraction • Rainbows – Red on top… Stolen from the Intertoobs Ch23 : Refraction • Rainbows My own backyard… See the double?? Ch24: Diffraction • Young’s double slit d sin Ch24 : Diffraction • Young’s double slit – From Class From Class Ch24 : Diffraction • Young’s double slit – Hydrogen – From Class – Iron – NOT from class… Ch16 : Electric Charge • Originates with atomic parts – Proton + – Electron – • Law of Electrostatics – Likes repel – Unlikes attract FE Ch16 : Electric Charge • Millikan Oil Drop Experiment – Found charge on e FG Ch17 : Electric Charge • Charge by – Induction (NOT touching) – Conduction (Touching) • p632 Ch16 : Electric Charge • Coulomb’s Law q1q2 Fe k 2 r Ch16 : Electric Charge • Electric Field Fe E qo q Ek 2 r Ch16 : Electric Charge • Electric Field Lines Heat & Thermodynamix Ch13 • • • • Temperature scales (F, C, & K) Linear Expansion o Define Heat Changes in temp and phase (calorimetry) L L T Q mcT Q mL Heat & Thermodynamix • PV Diagrams – – Adiabatic Iso’s Ch14 & 15) Heat & Thermodynamix Ch14 & 15 • Calorimetry QLost QGained mcT mcT MidTerm 2012 FR Topix • • • • MV, E, Projectile PV Diagram Optix Fluids (Berny and/or Torry) Prac Probs? Prac Probs? Prac Probs? Q LAB • Taylor’s Adaptation to Joule’s Experiment