This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: , - -~ IPhysics 2014Name:Exam 2 - Spring2011/\ IGeneralInstructions:bRoom: PS~nllisclosed-book50 minute exam may be supplementedby a valid reference she,msubmission.Incorrect name, seat, or lab section informationwill receive a 10-poil"._ ~ _ Iresponses will earn zero credit.Record all work in pencil using proper written EngliSh. (j~odLuck!.'"T) .Section1 - ConceptualPhysics[ 2 PointsEach1Instructions:Questions are grouped into related situations.Circle or provide each question'sbest answer.,CJI.-'r[ Pointsas IndicatedII) Regarding physical quantities:I.,An object's weight always equals its normal force when on a surface (true~_" .P('jUWI~lMU""--Newton'sphrase "quantityof motion" refers to which physical property? __H>__ ~ _Total energy conservationrequires assumptionsand/or tests to be valid ( trueIs.Potential energy functions require conservativeforces ~false ).An object's(static frictional/~Inormal)force does not appear on a FBD.Negative work on moving objects implies velocities that ( increaseIrl~ase~change:})LimiMionsor restrictionsupon an object'sbehavior are called~~r_;....~ .Protons, neutrons, and other particles are composed ofIeFrictional forces act to oppose an object's( normal forceIvelocityIur-to-surfaceslippageThe three equilibriumtypes we discussed were: stable, unstable, and (n~ralstatiIfree ).(#1fThe units erg, BTU, electron-volt,and calorie are units of this physical pr~erty:c.~ ~ ... .Two objects of masse~OMand M interact via the electrical force. Which feels the st~ngerelectricalforce? ( 1000MI~eNre~)(\.Two objects of masses1000M and M interact via the electrical force. Which feels the larger acceleration?...
View Full Document
This note was uploaded on 01/10/2012 for the course PHYS 2014 taught by Professor Nandi during the Spring '08 term at Oklahoma State.
- Spring '08