How can you work out the spring constant of an elastic band?
... What is the resolution of your measurements? How can you check the reproducibility of your results? ...
... What is the resolution of your measurements? How can you check the reproducibility of your results? ...
Section 4: Conservation of (Mechanical) Energy
... K=½m 2 Kinetic energy represents “energy of motion”. The faster an object moves, the more kinetic energy it has. If we apply a constant net force to an otherwise free particle it will accelerate with constant ...
... K=½m 2 Kinetic energy represents “energy of motion”. The faster an object moves, the more kinetic energy it has. If we apply a constant net force to an otherwise free particle it will accelerate with constant ...
Momentum, impulse and energy
... Example: A 1.0 kg mass moves @ 2.0 ms–1. Find K.E. [K = ½ × 1.0 kg × 4.0 m2.s–2 = 2.0 J] KJF §10.5 ...
... Example: A 1.0 kg mass moves @ 2.0 ms–1. Find K.E. [K = ½ × 1.0 kg × 4.0 m2.s–2 = 2.0 J] KJF §10.5 ...
Introduction to Simple Harmonic Motion
... The force and acceleration start to increase in the opposite direction and velocity decreases The motion momentarily comes to a stop at x = - A It then accelerates back toward the equilibrium position The motion continues indefinitely ...
... The force and acceleration start to increase in the opposite direction and velocity decreases The motion momentarily comes to a stop at x = - A It then accelerates back toward the equilibrium position The motion continues indefinitely ...
PowerPoint Slides - University of Toronto Physics
... Two objects collide. All external forces on the objects are negligible. If the collision is “inelastic”, that means it conserves A. Momentum p=mv B. Kinetic energy E = ½ mv2 C. Both D. Neither All collisions conserve momentum. Energy can sometimes be lost if the objects that collide ...
... Two objects collide. All external forces on the objects are negligible. If the collision is “inelastic”, that means it conserves A. Momentum p=mv B. Kinetic energy E = ½ mv2 C. Both D. Neither All collisions conserve momentum. Energy can sometimes be lost if the objects that collide ...
(½)m(v 2 )
... The total energy is neither decreased nor increased in any process. Energy can be transformed from one form to another & from one body to another, but the ...
... The total energy is neither decreased nor increased in any process. Energy can be transformed from one form to another & from one body to another, but the ...
Tue Aug 31 - LSU Physics
... Work can be negative (!?) whenever the force “opposes” motion (ex: friction). ...
... Work can be negative (!?) whenever the force “opposes” motion (ex: friction). ...
Chapter 9 Notes
... 1. energy cannot be created or destroyed 2. energy does not simply appear or disappear 3. systems may be open or closed C. Efficiency of machines 1. not all of the work done by a machine is useful work a. friction heat b. sound 2. efficiency is the ratio of useful work to work in a. no SI unit b. ...
... 1. energy cannot be created or destroyed 2. energy does not simply appear or disappear 3. systems may be open or closed C. Efficiency of machines 1. not all of the work done by a machine is useful work a. friction heat b. sound 2. efficiency is the ratio of useful work to work in a. no SI unit b. ...
Kémiai technológia I
... ideal gas law. Non-ideal gases: the compression factor, the virial equation, the van der Waals equation and its parameters, critical point. Fundamentals of the kinetic theory of gases. The molecular origin of pressure. The Maxwell distribution of speeds for gases. 2. The zeroth and the first law of ...
... ideal gas law. Non-ideal gases: the compression factor, the virial equation, the van der Waals equation and its parameters, critical point. Fundamentals of the kinetic theory of gases. The molecular origin of pressure. The Maxwell distribution of speeds for gases. 2. The zeroth and the first law of ...
Chap. 6 Conceptual Modules Giancoli
... ConcepTest 5.15 Springs and Gravity A mass attached to a vertical spring causes the spring to stretch and the mass to move downwards. What can you say about the spring’s potential energy (PEs) and the gravitational potential energy (PEg) of the mass? ...
... ConcepTest 5.15 Springs and Gravity A mass attached to a vertical spring causes the spring to stretch and the mass to move downwards. What can you say about the spring’s potential energy (PEs) and the gravitational potential energy (PEg) of the mass? ...
The Gravitational Potential Energy will be at a maximum. The
... The energy is related to the distance through which the force acts. In a spring, the energy is stored in the bonds between the atoms of the metal. This stored energy is called Potential Energy and can be calculated by PEelastic = ½ kx2 Where: ...
... The energy is related to the distance through which the force acts. In a spring, the energy is stored in the bonds between the atoms of the metal. This stored energy is called Potential Energy and can be calculated by PEelastic = ½ kx2 Where: ...
Work, Energy and Power Review Package
... Kinetic Energy: 1) How much kinetic energy does a 50.0 g bullet traveling at 365 m/s have? 2) If a 78 kg cheetah is running at a speed of 120 km/h, how much kinetic energy does it have? 3) A 3.91 N baseball has 775 J of kinetic energy. How fast is it moving? 4) A 0.425 kg water balloon is dropped f ...
... Kinetic Energy: 1) How much kinetic energy does a 50.0 g bullet traveling at 365 m/s have? 2) If a 78 kg cheetah is running at a speed of 120 km/h, how much kinetic energy does it have? 3) A 3.91 N baseball has 775 J of kinetic energy. How fast is it moving? 4) A 0.425 kg water balloon is dropped f ...
Review Package - Work, Energy and Power
... Kinetic Energy: 1) How much kinetic energy does a 50.0 g bullet traveling at 365 m/s have? 2) If a 78 kg cheetah is running at a speed of 120 km/h, how much kinetic energy does it have? 3) A 3.91 N baseball has 775 J of kinetic energy. How fast is it moving? 4) A 0.425 kg water balloon is dropped f ...
... Kinetic Energy: 1) How much kinetic energy does a 50.0 g bullet traveling at 365 m/s have? 2) If a 78 kg cheetah is running at a speed of 120 km/h, how much kinetic energy does it have? 3) A 3.91 N baseball has 775 J of kinetic energy. How fast is it moving? 4) A 0.425 kg water balloon is dropped f ...
Chapter 20 - SFSU Physics & Astronomy
... A 100 kg mass is dropped from rest from a height of 1 meter. How much potential energy does it have when it is released? How much kinetic energy does it have just before it hits the ground? What is its speed just before impact? How much work could it do if it were to strike a nail before h ...
... A 100 kg mass is dropped from rest from a height of 1 meter. How much potential energy does it have when it is released? How much kinetic energy does it have just before it hits the ground? What is its speed just before impact? How much work could it do if it were to strike a nail before h ...
07_ConservationOfEne.. - University of Colorado Boulder
... Work done = PE = mg h = (68 kg) (9.8 m/s2) (35 m) = 23300 J (1Cal/ 4186 J) = 5.6 Cal A measly 5.6 Cal !?!? Well, it's not quite that bad. He was also doing a lot of ineffective work turning around in the stairwell, flailing his limbs, etc as he climbed, so the total mechanical work was more, may ...
... Work done = PE = mg h = (68 kg) (9.8 m/s2) (35 m) = 23300 J (1Cal/ 4186 J) = 5.6 Cal A measly 5.6 Cal !?!? Well, it's not quite that bad. He was also doing a lot of ineffective work turning around in the stairwell, flailing his limbs, etc as he climbed, so the total mechanical work was more, may ...
Lecture07
... • Newton’s Laws with Forces: Quite general (macroscopic objects). In principle, could be used to solve any dynamics problem, But, often, they are very difficult to apply, especially to very complicated systems. So, alternate formulations have been developed. Often easier to apply. ...
... • Newton’s Laws with Forces: Quite general (macroscopic objects). In principle, could be used to solve any dynamics problem, But, often, they are very difficult to apply, especially to very complicated systems. So, alternate formulations have been developed. Often easier to apply. ...
manual - Rutgers Physics
... of a system is conserved only in the absence of external forces. In the experiment today one very common force will be present: friction. We will attempt to account for the effects of friction in our investigations of conservation of momentum. We will also study kinetic energy in collisions. Unlike ...
... of a system is conserved only in the absence of external forces. In the experiment today one very common force will be present: friction. We will attempt to account for the effects of friction in our investigations of conservation of momentum. We will also study kinetic energy in collisions. Unlike ...
Lesson 14 Energy I I. Energy A. Definition Energy is the ability of an
... Kinetic Energy is the energy a body has due to its ________________________. This is the definition of kinetic energy! ...
... Kinetic Energy is the energy a body has due to its ________________________. This is the definition of kinetic energy! ...