Physics 4B Exam 2: Rules and Equations, Exams of Physics

Download Physics 4B Exam 2: Rules and Equations and more Exams Physics in PDF only on Docsity! Physics 4B EXAM 2 Name:____________________ Rules for Exam: 1. Show your work on non-multiple choice problems. NO WORK=NO CREDIT. 2. Include units with each answer. One point deduction per infraction. 3. Round off to 2 decimal places and circle your final answers. 4. Circle your final answers. Good Luck! Equations, Conversion Factors and Constants: V=kQ/R Eplates vacuum=/ C=q/V C=Co V=Vo/ Ceq=C1+C2+.. 1/ Ceq=1/ C1+ 1/C2+… U=1/2CV2=1/2Q2/C=1/2QV U=1/2E2 =k C=A/d =pxEpxE U=-pE I=dQ/dt Q=∫Idt J=I/A=nqvd J=pxEE=pxEE/ R=L/A=V/I vd=pxE(q/m)E =me/(nq2) [1+(T-To)] P=IV=V2/R Req=R1+R2+.. 1/Req=1/ R1+ 1/R2+… q(t)=Qmax(1-e-t/RC) I(t)=Ioe-t/RC q(t)=Qmaxe-t/RC discharge I(t)=-(Qmax/RC)e-t/RC discharge 1