Your instructor will announce the 5 digit course number you need to use when you register for Physics 121 in the UT system. Physics 121 Equations Chapter 2: Kinematic in one dimension Chapter 3: Vectors ~A + ~B = (Ax + Bx)^i + (Ay + By)^j Adding vectors using components. Field near the surface of a conductor, outside, is E = σ/ǫ0 ; potential -continuous. Physics 121A is otherwise a totally separate course from Physics 121 in that the lab instructors set the requirements and grades. 1 mm = 10−3m, 1 cm = 10−2m, 1 km = 103m; A × ˆj = ˆk ˆj × ˆk = ˆi ˆk ׈i = ˆj ˆi ׈i = ˆj × ˆj = ˆk × ˆk = 0 Conductors. Definition: C = Q/V . Extra charge -goes to outer surface. 3 m; 1 cm=10-2 m;. If you notice any typos - let me know at vitaly@njit. There are no extra credit problems. Physics 121 (Physics 2) Formulas, page 1 of 2 Area of circle = πr2 Circumference of Conductors. Chapter 21: Electric Charge and the Electric Field ⃗F 1 q1q2 Coulomb’s Law: = ˆr 4πε0 r2 Force on a test charge q0: ⃗F = q0 ⃗E ⃗E 1 q Field of a point charge: = ˆr 4πε0 r2 Charge density: λ = Q/L (linear) σ = Q/A (area) ρ = Q/V (volume) λ Field of an infinite line of charge: E = 2πε0r σ Field of an infinite nonconducting plane of charge: E = 2ε0 A student who drops Physics 121 automatically drops the lab (and vice versa, no exceptions). Inner surfaces (surfaces of cavities) - uncharged, unless an extra charge is placed inside a cavity. 1 mm = 10−3m, 1 cm = 10−2m, 1 km = 103m; A Chapter 21: Electric Charge and the Electric Field ⃗F 1 q1q2 Coulomb’s Law: = ˆr 4πε0 r2 Force on a test charge q0: ⃗F = q0 ⃗E ⃗E 1 q Field of a point charge: = ˆr 4πε0 r2 Charge density: λ = Q/L (linear) σ = Q/A (area) ρ = Q/V (volume) λ Formulas PHYS 121 - exams 1 and 2 Units: SI system: kg (kilogram), m (meter), s (second), C (coulomb); (ampere)=C/s, V (volt)=J/C, F (farad)=C/V, Ω (ohm)=V/A. Capacitors. Also, these notes will NOT contain any up to date organizational or administrative information (changes in schedule, assignments, etc. 1 mm = 10−3m, 1 cm = 10−2m, 1 km = 103m; A (ampere)=C/s, V 1 N (newton)=kg·m/s2, 1 J (joule)=N · m = kg m2/s2, 1 W (watt)=J/s; prefixes: m (milli) 10−3, · Formulas PHYS 121 - exam 1 Units: SI system: kg (kilogram), m (meter), s (second), C (coulomb); (volt)=J/C, F (farad)=C/V, Ω (ohm)=V/A. 0 minutes/question (150 minutes/30 questions). PRACTICE PROBLEMS, PHYSICS 121 Final Exam An electric dipole consists of two charges of equal magnitude and opposite sign separated by a distance 2a as shown in figure. NJIT Physics 121 Formula Sheet Fundamentals Chapter 21: Electric Charge and the Electric Students also viewed Review 15 Testbank Exercises, Chapter 23 2024-04-07 14-51 - It's the physics 121 common 3 with answers at the end (not fully solved) just Physics 121 Common Exam 1 Phys121 common exam 2 Formulas PHYS 121 - exams 1 and 2 Units: SI system: kg (kilogram), m (meter), s (second), C (coulomb); (ampere)=C/s, V (volt)=J/C, F (farad)=C/V, Ω (ohm)=V/A. 3 m; 1 cm=10-2 m; Forced Harmonic Motion (external force Fext = F0 cos(ωt) and damping force = -bv): Solution: Feb 28, 2020 · Not all formulas which will be needed for exams are contained in these notes. Physics 111 Common Exam Formulas Conversion Factors: 1 inch = 2. The 30 multiple choice questions on this exam are all worth the same amount. Spherical: C = 4πǫ0R1R2/(R2 − R1 Physics 121 formula sheet for Exam 1 covering kinematics, vectors, motion, constants, and conversions. pdf from PHYSICS 111 at New Jersey Institute Of Technology. Studying PHYS 121A Physics II Lab at New Jersey Institute of Technology? On Studocu you will find 98 assignments, 46 coursework, 18 practice materials and much more View Test prep - Phys121Fall2019FinalExam Formulas. The most up-to-date lab Detailed solution,Practice Common Exam 1 , Phys121, Spring 2023 Physics II 88% (8) More from: Sunny Patel SP Oct 21, 2025 · View 121_Formula_Sheet 2025-10-21. 54 cm; 1 mi =1609. ) but only physics. Inside the body of a conductor: E = 0, V =const, no charge. Allot about 5. 6 days ago · → Exam Conflict Policy ← PHYSICS COMMON/FINAL EXAM STUDY MATERIAL & FORMULA CHARTS Physics Department Policy on students missing a common exam If a student must miss a common exam due to illness or personal reasons, the student must contact the Office of the Dean of Students to get an official excuse and notify the course instructor. Sep 2, 2025 · Past Common and Final Exams To submit an update to the information below, please email Alison Boldero at aboldero@njit. Physics 121 formula sheet for Exam 1 covering kinematics, vectors, motion, constants, and conversions. I’ve been grinding through old exams, practice exams, the syllabus, and the PDF textbook for PHYS 121 over the past three weeks—are the exam problems exactly from the book, and are there usually curves in these classes? Thanks! Physics 111 Common Exam Formulas Conversion Factors: 1 inch = 2. Spherical: C = 4πǫ0R1R2/(R2 − R1 Practice Common Exam 1, Physics 121, Spring 2023 Name (Print): _ UCID: Section: Honors Code Pledge: For ethical and fairness reasons all students are pledged NJIT Physics 111 Formula Sheet Chapter 1:Vectors and Mathematics Formulas Vector magnitude: | ⃗A| = q q A2 + A2 y or A2 + A2 y + A2 z x x Ay Vector direction: tan Dot Product: Practice Exam, Physics 121 Common Exam 1 Name (Print): _ 4 Digit ID: Section: Honors Code Pledge: For ethical and fairness reasons all students are pledged to Use the formula sheet at the back of this exam booklet and no other materials. Wgrav = mg(yf - yi) , Wspring = 1/2k(xf 2 xi 2) , Wfrict = Fkd, Chapter 21: Electric Charge and the Electric Field ⃗F 1 q1q2 Coulomb’s Law: = ˆr 4πε0 r2 Force on a test charge q0: ⃗F = q0 ⃗E ⃗E 1 q Field of a point charge: = ˆr 4πε0 r2 Charge density: λ = Q/L (linear) σ = Q/A (area) ρ = Q/V (volume) λ Use the formula sheet at the back of this exam booklet and no other materials. Chapter 1:Vectors and Mathematics Formulas Vector magnitude: Vector | ⃗A| = q q A2 + A2 y or A2 + A2 y + A2 z x x Ay direction: tan Advice Hi everyone, I’m a transfer student from CC and will be taking PHYS 121 and MATH 333 next fall. edu. UTexas Unique Course Number for Wenda Cao, Section 0 08, is 106008, and Section 010 is 106010. Spherical: C = 4πǫ0R1R2/(R2 − R1 Formulas PHYS 121 - exam 1 Units: SI system: kg (kilogram), m (meter), s (second), C (coulomb); (volt)=J/C, F (farad)=C/V, Ω (ohm)=V/A. Practice Physics 121 Common 1 Exam, Fall 2022 Name (Print): _ UCID: Section: Honors Code Pledge: For ethical and fairness reasons all students are pledged to Chapter 1:Vectors and Mathematics Formulas Vector magnitude: Vector | ⃗A| = q q A2 + A2 y or A2 + A2 y + A2 z x x Ay direction: tan Chapter 21: Electric Charge and the Electric Field ⃗F 1 q1q2 Coulomb’s Law: = ˆr 4πε0 r2 Force on a test charge q0: ⃗F = q0 ⃗E ⃗E 1 q Field of a point charge: = ˆr 4πε0 r2 Charge density: λ = Q/L (linear) σ = Q/A (area) ρ = Q/V (volume) λ Field of an infinite line of charge: E = 2πε0r σ Field of an infinite nonconducting plane of charge: E = 2ε0 Conductors. Feb 28, 2020 · Not all formulas which will be needed for exams are contained in these notes. 1 mm = 10−3m, 1 cm = 10−2m, 1 km = 103m; A (ampere)=C/s, V 1 N (newton)=kg·m/s2, 1 J (joule)=N · m = kg m2/s2, 1 W (watt)=J/s; prefixes: m (milli) 10−3, · Access study documents, get answers to your study questions, and connect with real tutors for PHYS 121 : PHYSICS 121 at New Jersey Institute Of Technology. Single sphere: C = 4πǫ0R. 30 correct answers yield a score of 100%. pdf from PHYSICS 121 at New Jersey Institute Of Technology. The lab manual (Physics 121A Laboratory Manual 9th Edition) can be purchased at the NJIT bookstore.

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