Physics I Exam 1 Review - Clarkson University

1 Must knows!!Multiple ChoiceProblemsPhysics IExam 1 ReviewChristopher Lane1,2 Justin Lucas1,3 Julia Bielaski1,2 Scott Carl1,31 Department of Physics , Clarkson University2 Department of Mathematics, Clarkson University3 Department of Electrical Engineering, Clarkson UniversitySeptember 11, 2010 Clarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsOutline1 Must knows!!2 Multiple ChoiceChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONS3 ProblemsProblem 1 Problem 2 Clarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsMust Knows!!Constants:g= :VSphere=43 r3 VCylinder= r2hSurface Area:ASphere= 4 r2 Clarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSM ultiple ChoiceClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!

2 !Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSC hapter 2: MOTION ALONG A STRAIGHT LINEC larkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 1 Two automobiles are 150 kilometers apart and traveling toward each automobile is moving at 60 km/h and the other is moving at 40 km/h. Inhow many hours will they meet?A : DClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 1 Two automobiles are 150 kilometers apart and traveling toward each automobile is moving at 60 km/h and the other is moving at 40 km/h. Inhow many hours will they meet?A : DClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!

3 !Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 2 Each of four particles move along anxaxis. Their coordinates (in meters) asfunctions of time (in seconds) are given by:Particle 1:x(t) = 2:x(t) = + 3:x(t) = + 4:x(t) = of these particles have constant acceleration?A All fourB Only 1 and 2C only 2 and 3D only 3 and 4E None of themAnswer: DClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 2 Each of four particles move along anxaxis. Their coordinates (in meters) asfunctions of time (in seconds) are given by:Particle 1:x(t) = 2:x(t) = + 3:x(t) = + 4:x(t) = of these particles have constant acceleration?A All fourB Only 1 and 2C only 2 and 3D only 3 and 4E None of themAnswer: DClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!

4 !Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 3Of the following situations, which one is impossible?A A body having velocity east and acceleration eastB A body having velocity east and acceleration westC A body having zero velocity and non-zero accelerationD A body having constant acceleration and variable velocityE A body having constant velocity and variable accelerationAnswer: EClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 3Of the following situations, which one is impossible?A A body having velocity east and acceleration eastB A body having velocity east and acceleration westC A body having zero velocity and non-zero accelerationD A body having constant acceleration and variable velocityE A body having constant velocity and variable accelerationAnswer: EClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!

5 !Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 4An ob ject is shot vertically upward. While it is rising:A its velocity and acceleration are both upwardB its velocity is upward and its acceleration is downwardC its velocity and acceleration are both downwardD its velocity is downward and its acceleration is upwardE its velocity and acceleration are both decreasingAnswer: BClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 4An ob ject is shot vertically upward. While it is rising:A its velocity and acceleration are both upwardB its velocity is upward and its acceleration is downwardC its velocity and acceleration are both downwardD its velocity is downward and its acceleration is upwardE its velocity and acceleration are both decreasingAnswer: BClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!

6 !Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 5As a rocket is accelerating vertically upward at m/s/s near Earths surface,it releases a projectile. Immediately after release the acceleration (in m/s/s ) ofthe projectile is:A downB 0C upD upE None of the aboveAnswer: AClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 5As a rocket is accelerating vertically upward at m/s/s near Earths surface,it releases a projectile. Immediately after release the acceleration (in m/s/s ) ofthe projectile is:A downB 0C upD upE None of the aboveAnswer: AClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 6An elevator is moving upward with constant acceleration.

7 The dashed curveshows the position,y, of the ceiling of the elevator as a function of the time, the instant indicated by the dot, a bolt breaks loose and drops from theceiling. Which curve best represents the position of the bolt as a function oftime?!"# $%& '((&)&*'+,-. -/ '. -01&(+2 3+'*+,.4 /*-5 *&3+2 ,3 3%-6. ,. +%& 4*'7% 0&)-6# 8+%&* +%'. '+!9 :2 6%&. ,3 +%& ;&)-(,+< -/ +%& -01&(+ &=>') +- ?&*-@!A3B"A5#3!BCDEFG!GG!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!)

8 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!H# I>*,.4 +% ') /*-5 C$: 3 +- E$:3J# H+!9E$G3K# H+!9F$:3I# H+!9G$:3L# H+ .- -+%&* +,5& )&33 +%'. -* &=>') +- G 3'.3M L!N# H. '+-* ,3 5-;,.4 >76'*O 6,+% ( +'.+ '((&)&*'+,-.# $%& O'3% & 3%-63 +%& 7-3,+, +%& (&,),.4 -/ +% '+-* '3 ' />.(+,-. -/ +%& +,5&!# H+ +%& ,.3+'.+ ,.O,('+&O 0< +%& O-+2' 0-)+ 0*&'P3 )--3& '.O O*-73 /*-5 +%& (&,),.4# Q%,(% (>*;& 0&3+ *&7*&3&.+3 +%& 7-3,+,-. -/ +%&0-)+ '3 ' />.(+,-. -/ J""!"#$%&' () *+,-+. /0+.1 / 2,3/-14, : BClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 6An elevator is moving upward with constant acceleration. The dashed curveshows the position,y, of the ceiling of the elevator as a function of the time, the instant indicated by the dot, a bolt breaks loose and drops from theceiling.)

9 Which curve best represents the position of the bolt as a function oftime?!"# $%& '((&)&*'+,-. -/ '. -01&(+2 3+'*+,.4 /*-5 *&3+2 ,3 3%-6. ,. +%& 4*'7% 0&)-6# 8+%&* +%'. '+!9 :2 6%&. ,3 +%& ;&)-(,+< -/ +%& -01&(+ &=>') +- ?&*-@!A3B"A5#3!BCDEFG!GG!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!)

10 !!!!!!!!!H# I>*,.4 +% ') /*-5 C$: 3 +- E$:3J# H+!9E$G3K# H+!9F$:3I# H+!9G$:3L# H+ .- -+%&* +,5& )&33 +%'. -* &=>') +- G 3'.3M L!N# H. '+-* ,3 5-;,.4 >76'*O 6,+% ( +'.+ '((&)&*'+,-.# $%& O'3% & 3%-63 +%& 7-3,+, +%& (&,),.4 -/ +% '+-* '3 ' />.(+,-. -/ +%& +,5&!# H+ +%& ,.3+'.+ ,.O,('+&O 0< +%& O-+2' 0-)+ 0*&'P3 )--3& '.O O*-73 /*-5 +%& (&,),.4# Q%,(% (>*;& 0&3+ *&7*&3&.+3 +%& 7-3,+,-. -/ +%&0-)+ '3 ' />.(+,-. -/ J""!"#$%&' () *+,-+. /0+.1 / 2,3/-14, : BClarkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSC hapter 3: VECTORSC larkson University Physics ClubPhysics I Exam 1 ReviewMust knows!!Multiple ChoiceProblemsChapter 2: MOTION ALONG A STRAIGHT LINEC hapter 3: VECTORSC hapter 4: MOTION IN TWO AND THREE DIMENSIONSQ uestion 1A vector has a magnitude of 12. When its tail is at the origin it lies betweenthe positivexaxis and the negativeyaxis and makes an angle of 30 with thexaxis.)