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School: UCLA
School: UCLA
Course: Physics 1A Mechanics
Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Name: Student I.D.# Signature: Please do the following 4 problems. Show all work and reasoning. U
School: UCLA
Course: Physics 1A Mechanics
Lecture 33: Resonance Consider a circumstance where we add energy to a harmonic oscillator. Assume that we drive a system with a periodic external force of the form, Fext : Fext = F0 sin (f t) (1) where F0 is the amplitude of the driving force and f is it
School: UCLA
Course: Physics 1A Mechanics
Lecture 34: Dissipation in Harmonic Motion For a real harmonic oscillator, there are always loss terms as energy is dissipated into the surroundings. Often, one can approximate the loss as an eect on the speed so that if there is no driving force: d2 x dx
School: UCLA
Course: Physics 1A Mechanics
Lecture 25 The Origin of the Earths Internal Heat We consider a key question for understanding our planet: the origin of the Earths interior heat. 1 The Heat Flow from the Interior It is clear from volcanos and temperature gradients in deep mines and dril
School: UCLA
School: UCLA
School: UCLA
School: UCLA
School: UCLA
School: UCLA
Course: Physics 1A Mechanics
Lecture 33: Resonance Consider a circumstance where we add energy to a harmonic oscillator. Assume that we drive a system with a periodic external force of the form, Fext : Fext = F0 sin (f t) (1) where F0 is the amplitude of the driving force and f is it
School: UCLA
Course: Physics 1A Mechanics
Lecture 34: Dissipation in Harmonic Motion For a real harmonic oscillator, there are always loss terms as energy is dissipated into the surroundings. Often, one can approximate the loss as an eect on the speed so that if there is no driving force: d2 x dx
School: UCLA
Course: Physics 1A Mechanics
Lecture 25 The Origin of the Earths Internal Heat We consider a key question for understanding our planet: the origin of the Earths interior heat. 1 The Heat Flow from the Interior It is clear from volcanos and temperature gradients in deep mines and dril
School: UCLA
Course: Physics 1A Mechanics
Lecture 26: Equation of Continuity Our goal is to describe the dynamics of uids an essential aspect of physics. In a uid, the mean free path of a particle is much less than the characteristic size of interest. We therefore do not follow individual particl
School: UCLA
Course: Physics 1A Mechanics
Lecture 24 Dark Matter There is strong evidence that there is a substantial amount of matter in the universe which exerts a gravitational force but does not emit much light. This material is called Dark Matter. One important line of evidence is provided b
School: UCLA
School: UCLA
Course: Physics 1A Mechanics
Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Name: Student I.D.# Signature: Please do the following 4 problems. Show all work and reasoning. U
School: UCLA
Course: Physics 1A
Name: _ Class: _ Date: _ ID: A Conceptual Physics Circular Motion and Gravitation Practice Exam 2010-2011 Multiple Choice (1 point each) Identify the choice that best completes the statement or answers the question. _ 1. Which has more rotational inertia,
School: UCLA
Course: PHYSICS 1A
Physics 1A FINAL 1) Consider the motion of the 3 kg block on the horizontal surface when acted upon by the force F = 10 N indicated. The coefficient of friction, u^, between the block and the horizontal surface is 0.20. If the 3kg mass starts from rest, h
School: UCLA
Course: Physics 1A
Name _ Period _ Chapter 21 Temperature, Heat, and Expansion Worksheet #2 Instructions: Show all work, including given, unknown, equation and final answer. 1. What would be the final temperature of the mixture of 50 g of 20C water and 50 g of 40C water? 2.
School: UCLA
Course: Physics 1A
Chapter 15 Homework: 2,6,11,18,22,26,32,40,46,52,and 60.
School: UCLA
Course: PHYSICS 1A
t A 7 'f A -? c? = 2- As 1 -> 3 c). -? T y jA o o p -, V f x ^ f 5n bs = \ ^To -f = 5 u f r r, L f\ -I B O B h 0 H
School: UCLA
Course: PHYSICS 1A
TV A n e -f <A a / p y 3 r Fov- -t^e P^Hfv HA r r =. r T = ^ T- D~b D D- t ~ D - >i C D _b \J * c- n r A- "^ r
School: UCLA
Course: Physics 1A
Waves and Vibrations: Define and calculate: waves wavelength, period, frequency, and speed. Wave interference. Define evaporation, condensation, freezing and melting. 1. Explain some applications regarding changes between phases. 2. Identify the different
School: UCLA
Course: Physics 1A
Physics 1A: Winter 2012 Lecture Meets: MTWF Instructor: Oce: Phone: Oce Hours: Dr. Brent Corbin PAB 1-707M 267-4686 TBA Text: University Physics, Vol 1 2:00 - 2:50 PM Exam Schedule: Friday, 3 February 2012 2:00-2:50 pm Friday, 2 March 2012 2:00-2:50 pm Mo
School: UCLA
School: UCLA
Course: Physics 1A Mechanics
Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Name: Student I.D.# Signature: Please do the following 4 problems. Show all work and reasoning. U
School: UCLA
Course: Physics 1A Mechanics
Lecture 33: Resonance Consider a circumstance where we add energy to a harmonic oscillator. Assume that we drive a system with a periodic external force of the form, Fext : Fext = F0 sin (f t) (1) where F0 is the amplitude of the driving force and f is it
School: UCLA
Course: Physics 1A Mechanics
Lecture 34: Dissipation in Harmonic Motion For a real harmonic oscillator, there are always loss terms as energy is dissipated into the surroundings. Often, one can approximate the loss as an eect on the speed so that if there is no driving force: d2 x dx
School: UCLA
Course: Physics 1A Mechanics
Lecture 25 The Origin of the Earths Internal Heat We consider a key question for understanding our planet: the origin of the Earths interior heat. 1 The Heat Flow from the Interior It is clear from volcanos and temperature gradients in deep mines and dril
School: UCLA
Course: Physics 1A Mechanics
Lecture 26: Equation of Continuity Our goal is to describe the dynamics of uids an essential aspect of physics. In a uid, the mean free path of a particle is much less than the characteristic size of interest. We therefore do not follow individual particl
School: UCLA
Course: Physics 1A Mechanics
Lecture 24 Dark Matter There is strong evidence that there is a substantial amount of matter in the universe which exerts a gravitational force but does not emit much light. This material is called Dark Matter. One important line of evidence is provided b
School: UCLA
Course: Physics 1A Mechanics
Lecture 22 Planetary Interiors + Oscillations Previously, we showed that outside a spherical shell, the gravitational potential can be computed as if the entire mass is concentrated at the center of the shell. Inside the shell, the gravitational potential
School: UCLA
Course: Physics 1A Mechanics
Lecture 23 Black Holes and Gravitational Accretion 1 Black Holes A simple image of a black hole is an object of mass M where the escape velocity is greater than the speed of light, c. In this case, the radius, r, must be: r = 2GM c2 (1) Every mass has a S
School: UCLA
School: UCLA
School: UCLA
School: UCLA
School: UCLA
School: UCLA
Lecture 29 Rotational Dynamics I We can now consider the dynamical evolution of rotating objects. One example is an isolated system whose total angular momentum, L, is conserved. We can write for the scaler quantities that L = I (1) where I is the moment
School: UCLA
Lecture 28 Moment of Inertia To compute the angular momentum and rotational energy of an extended object, we need to introduce the moment of inertia. For a point mass, M , in circular motion or radius, R, we write that the angular momentum, J is: J = M R2
School: UCLA
School: UCLA
Course: Physics 1A
Waves and Vibrations: Define and calculate: waves wavelength, period, frequency, and speed. Wave interference. Define evaporation, condensation, freezing and melting. 1. Explain some applications regarding changes between phases. 2. Identify the different
School: UCLA
Course: Physics 1A
Chapter 11 Heat & Temperature Heat & Temperature Both words are used interchangeably in day to day conversation, but they have different scientific definitions. Temperature is a state or a number that decides the direction of heat flow. Heat is the energy
School: UCLA
Course: Physics 1A
H.W. Ch.16 Exercises: 1,4,8,14,30,36,and 48. H.W. Ch. 17 Exercises: 1,6,16,22,24,30,38,43, and 53. Problems: 2,3, and 4.
School: UCLA
Course: Physics 1A
H.W. Chapter 8 Ranking: 2,3,4. Exercises: 3,8,10,18,34,36,37,40,47. Problems: 3,4,5.
School: UCLA
Course: Physics 1A
Name: _ Class: _ Date: _ ID: A Conceptual Physics Circular Motion and Gravitation Practice Exam 2010-2011 Multiple Choice (1 point each) Identify the choice that best completes the statement or answers the question. _ 1. Which has more rotational inertia,
School: UCLA
Course: Physics 1A
Name _ Period _ Chapter 21 Temperature, Heat, and Expansion Worksheet #2 Instructions: Show all work, including given, unknown, equation and final answer. 1. What would be the final temperature of the mixture of 50 g of 20C water and 50 g of 40C water? 2.
School: UCLA
Course: Physics 1A
Chapter 15 Homework: 2,6,11,18,22,26,32,40,46,52,and 60.
School: UCLA
Course: Physics 1A
8 Rotational Motion Conceptual Physics Instructor Manual, 11th Edition Circular Motion Wheels on Railroad Trains Rotational Inertia Torque Center of Mass and Center of Gravity LOCATING THE CENTER OF GRAVITY STABILITY Centripetal Force Centrifugal Force Ce
School: UCLA
Course: Physics 1A
H.W. 26: 3,15,23,26,31,41,43,and 45. Problems: 2,3,4,5,and 6. H.W.27: 1,9,15,22,26,27,33,and 42. H.W.28: Ranking: 1,2,3, and 4. Exercises: 5,11,15,19,24,25,and 56. Problems: 3. H.W. 29: Exercises:2,7,11,16,22,27,and 29.
School: UCLA
Course: Physics 1A
29 Light Waves Conceptual Physics Instructor Manual, 11th Edition Huygens' Principle Diffraction Superposition and Interference Polarization SINGLE-COLOR THIN-FILM INTERFERENCE INTERFERENCE COLORS BY REFLECTION FROM THIN FILMS THREE-DIMENSIONAL VIEWING Ho
School: UCLA
Course: Physics 1A
28 Reflection and Refraction Conceptual Physics Instructor Manual, 11th Edition Reflection Principle of Least Time Law of Reflection Refraction PLANE MIRRORS DIFFUSE REFLECTION MIRAGE Cause of Refraction Rainbows Total Internal Reflection Lenses Lens Defe
School: UCLA
Course: Physics 1A
27 Color Conceptual Physics Instructor Manual, 11th Edition Color in Our World Selective Reflection Mixing Colored Light Selective Transmission Mixing Colored Pigments Why Sunsets Are Red Why the Sky Is Blue Why Clouds Are White Why Water Is Greenish Blue
School: UCLA
Course: Physics 1A
26 Properties of Light Conceptual Physics Instructor Manual, 11th Edition Electromagnetic Waves The Electromagnetic Spectrum Transparent Materials Opaque Materials Seeing Light-The Eye SHADOWS ELECTROMAGNETIC WAVE VELOCITY How lucky I was to come across t
School: UCLA
Course: Physics 1A
17 Change of Phase Conceptual Physics Instructor Manual, 11th Edition Phases of Matter Evaporation Condensation Boiling CONDENSATION IN THE ATMOSPHERE FOG AND CLOUDS GEYSERS BOILING IS A COOLING PROCESS BOILING AND FREEZING AT THE SAME TIME REGELATION Mel
School: UCLA
Course: Physics 1A
16 Heat Transfer Conceptual Physics Instructor Manual, 11th Edition Conduction Convection Radiation EMISSION OF RADIANT ENERGY ABSORPTION OF RADIANT ENERGY REFLECTION OF RADIANT ENERGY COOLING AT NIGHT BY RADIATION Newtons Law of Cooling The Greenhouse Ef
School: UCLA
Course: Physics 1A
15 Temperature, Heat, and Expansion Conceptual Physics Instructor Manual, 11th Edition Temperature Heat MEASURING HEAT Specific Heat Capacity THE HIGH SPECIFIC HEAT CAPACITY OF WATER Thermal Expansion EXPANSION OF WATER Life at the Extremes The little boy
School: UCLA
Course: Physics 1A
Homework (13th ed.) Chapter 2: 9, 28, 41, 43, 59, 70, 71, 73, 80, 84, 85, 88, 90, 93, 96, 98 Chapter 3: 3, 7, 19, 22, 23, 29, 30, 31, 36, 49, 51, 55, 56, 60, 80, 85, 88 Chapter 4: 12, 19, 27, 30, 38, 45, 46, 53, 56, 62 Chapter 5: 6, 23, 28, 31, 33, 49
School: UCLA
Course: Physics 1A
Monday 1/9 Wednesday 1/11 Vectors Vector Products 1/16 1/17 Position Velocity Acceleration 1/18 1-D Kine 2-D Kine 2-D Kine Holiday 1/23 1/24 1/25 Forces Newtons Laws Force Examples Friction 1/30 1/31 2/1 Work K = Wtot Potential Energy E = Wnc 2/6 2/7 2/8
School: UCLA
Course: Physics 1A
Practical Trig Preliminary Denitions A Right Triangle: Any triangle that possesses two sides separated by a 90 angle. The reference angle (): One of the two remaining angles of a right triangle ( = 90 ). The hypotenuse (hyp): The side of a right triang
School: UCLA
Course: Physics 1A
Physics 1A: Winter 2012 Lecture Meets: MTWF Instructor: Oce: Phone: Oce Hours: Dr. Brent Corbin PAB 1-707M 267-4686 TBA Text: University Physics, Vol 1 2:00 - 2:50 PM Exam Schedule: Friday, 3 February 2012 2:00-2:50 pm Friday, 2 March 2012 2:00-2:50 pm Mo
School: UCLA
Course: PHYSICS 1A
Physics 1A FINAL 1) Consider the motion of the 3 kg block on the horizontal surface when acted upon by the force F = 10 N indicated. The coefficient of friction, u^, between the block and the horizontal surface is 0.20. If the 3kg mass starts from rest, h
School: UCLA
Course: PHYSICS 1A
t A 7 'f A -? c? = 2- As 1 -> 3 c). -? T y jA o o p -, V f x ^ f 5n bs = \ ^To -f = 5 u f r r, L f\ -I B O B h 0 H
School: UCLA
Course: PHYSICS 1A
TV A n e -f <A a / p y 3 r Fov- -t^e P^Hfv HA r r =. r T = ^ T- D~b D D- t ~ D - >i C D _b \J * c- n r A- "^ r
School: UCLA
Course: PHYSICS 1A
5 3 - 1T^'H ' ,-*,. & *S IA V or.- - 0. 6 ~(5 t 5 of i4 fi) APf)y p, -t- -f p
School: UCLA
School: UCLA
School: UCLA
School: UCLA
School: UCLA
School: UCLA
Course: Physics 1A Mechanics
Lecture 33: Resonance Consider a circumstance where we add energy to a harmonic oscillator. Assume that we drive a system with a periodic external force of the form, Fext : Fext = F0 sin (f t) (1) where F0 is the amplitude of the driving force and f is it
School: UCLA
Course: Physics 1A Mechanics
Lecture 34: Dissipation in Harmonic Motion For a real harmonic oscillator, there are always loss terms as energy is dissipated into the surroundings. Often, one can approximate the loss as an eect on the speed so that if there is no driving force: d2 x dx
School: UCLA
Course: Physics 1A Mechanics
Lecture 25 The Origin of the Earths Internal Heat We consider a key question for understanding our planet: the origin of the Earths interior heat. 1 The Heat Flow from the Interior It is clear from volcanos and temperature gradients in deep mines and dril
School: UCLA
Course: Physics 1A Mechanics
Lecture 26: Equation of Continuity Our goal is to describe the dynamics of uids an essential aspect of physics. In a uid, the mean free path of a particle is much less than the characteristic size of interest. We therefore do not follow individual particl
School: UCLA
Course: Physics 1A Mechanics
Lecture 24 Dark Matter There is strong evidence that there is a substantial amount of matter in the universe which exerts a gravitational force but does not emit much light. This material is called Dark Matter. One important line of evidence is provided b
School: UCLA
Course: Physics 1A Mechanics
Lecture 22 Planetary Interiors + Oscillations Previously, we showed that outside a spherical shell, the gravitational potential can be computed as if the entire mass is concentrated at the center of the shell. Inside the shell, the gravitational potential
School: UCLA
Course: Physics 1A Mechanics
Lecture 23 Black Holes and Gravitational Accretion 1 Black Holes A simple image of a black hole is an object of mass M where the escape velocity is greater than the speed of light, c. In this case, the radius, r, must be: r = 2GM c2 (1) Every mass has a S
School: UCLA
Lecture 29 Rotational Dynamics I We can now consider the dynamical evolution of rotating objects. One example is an isolated system whose total angular momentum, L, is conserved. We can write for the scaler quantities that L = I (1) where I is the moment
School: UCLA
Lecture 28 Moment of Inertia To compute the angular momentum and rotational energy of an extended object, we need to introduce the moment of inertia. For a point mass, M , in circular motion or radius, R, we write that the angular momentum, J is: J = M R2
School: UCLA
School: UCLA
School: UCLA
Course: Physics 1A Mechanics
Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Midterm #1 Solution Physics 1A - Dr. Mostafa El Alaoui Winter January 29, 2013 Name: Student I.D.# Signature: Please do the following 4 problems. Show all work and reasoning. U
School: UCLA
Course: Physics 1A
Name: _ Class: _ Date: _ ID: A Conceptual Physics Circular Motion and Gravitation Practice Exam 2010-2011 Multiple Choice (1 point each) Identify the choice that best completes the statement or answers the question. _ 1. Which has more rotational inertia,
School: UCLA
Course: PHYSICS 1A
Physics 1A FINAL 1) Consider the motion of the 3 kg block on the horizontal surface when acted upon by the force F = 10 N indicated. The coefficient of friction, u^, between the block and the horizontal surface is 0.20. If the 3kg mass starts from rest, h
School: UCLA
Course: Physics 1A
Name _ Period _ Chapter 21 Temperature, Heat, and Expansion Worksheet #2 Instructions: Show all work, including given, unknown, equation and final answer. 1. What would be the final temperature of the mixture of 50 g of 20C water and 50 g of 40C water? 2.
School: UCLA
Course: Physics 1A
Chapter 15 Homework: 2,6,11,18,22,26,32,40,46,52,and 60.
School: UCLA
Course: PHYSICS 1A
t A 7 'f A -? c? = 2- As 1 -> 3 c). -? T y jA o o p -, V f x ^ f 5n bs = \ ^To -f = 5 u f r r, L f\ -I B O B h 0 H
School: UCLA
Course: PHYSICS 1A
TV A n e -f <A a / p y 3 r Fov- -t^e P^Hfv HA r r =. r T = ^ T- D~b D D- t ~ D - >i C D _b \J * c- n r A- "^ r
School: UCLA
Course: PHYSICS 1A
5 3 - 1T^'H ' ,-*,. & *S IA V or.- - 0. 6 ~(5 t 5 of i4 fi) APf)y p, -t- -f p
School: UCLA
Course: Physics 1A
Waves and Vibrations: Define and calculate: waves wavelength, period, frequency, and speed. Wave interference. Define evaporation, condensation, freezing and melting. 1. Explain some applications regarding changes between phases. 2. Identify the different
School: UCLA
Course: Physics 1A
Physics 1A: Winter 2012 Lecture Meets: MTWF Instructor: Oce: Phone: Oce Hours: Dr. Brent Corbin PAB 1-707M 267-4686 TBA Text: University Physics, Vol 1 2:00 - 2:50 PM Exam Schedule: Friday, 3 February 2012 2:00-2:50 pm Friday, 2 March 2012 2:00-2:50 pm Mo