# MCAT PHYSICS 2

 unit for voltage volt (joule/coulomb) or kg-m2/A-s3 formula for electric potential (V) given a (q) at distance (r) V=kq/r formula for electric potential energy (U)? U=qV unit for magnetic field Tesla or Gauss1 Tesla =104 Gauss formula for force on moving charge particle in a magnetic field? F=qvBsin()B- magnetic field unit of current Ampere (1 Coulomb/sec) formula for current (I) I=q/t formula for force on a current carrying wire in the presence of a magnetic field F=iLBsin() formula for magnetic field created by long straight wire B=(permeability of free space)(current)/(2pi)(distance from wire)=uoi/2pir formula for magnetic field at enter of loop or wire B=uoi/r Ohm's law V=iR formula for electric power P=iV=i2R=V2/R formula for R in series circuit Rs=R1+R2+R3... formula for R in parallel circuit 1/Rp=1/R1+1/R2+1/R3 formula for capacitance C=(charge stored on the plate)Q/(potential difference btwn plates)V unit for capacitance Farad (Coulomb/Volt) formula for electric field btwn the plates of capacitor E=potential difference btwn plates/distance of plates=V/d for AC current, formula for Irms, for Vrms Irms=Imax/sqrt 2 Vrms=Vmax/sqrt 2 formula for Hooke's law (for springs) F=-spring constant/displacement=-kx formula for angular frequency of a mass on a spring and of a pendulum (simple harmonic motion)? spring- f=sqrt(k/m) pendulum- f=sqrt(g/L) formula for simple harmonic motion kinetic energy and potential energy KE=mv2/2 Uspring=kx2/2 Upendulum=mgh for simple harmonic motion, when is kinetic energy greatest, when is potential energy the greatest? KE at equilibrium pointU at max displacement formula for a period of a mass on as spring and on of a pendulum period spring=2pi sqrt(m/k)period pendulum=2pi sqrt(L/g) describe particle oscillation in transverse wave, in longitudinal wave trans wave- oscillate perpendicular to wave long wave- oscillate along the direction of wave formula for velocity of wave v=freq*wave length whats a node and anti-node in a wave node r points that remains at restanti-node r the points at max amptitude formula for sound intensity power/area (t/f)higher harmonics of standing wave in open pipes have higher wave speed than lower harmonics false, all harmonics have same wave speed how are focal length and radius of curvature related? focal length=radius of curvature/2f=r/2 formula for object distance (o), image (distance), and focal length (f) 1/f=1/o+1/i=2/r Authorallenwhycheng ID59703 Card SetMCAT PHYSICS 2 Descriptionstudying to be a doc Updated2011-01-14T02:39:34Z Show Answers