Synthesis and Characterisation of Polymer
... mean number of the surrounding acceptors N = 8, 9, 10, 15, the decay time of the donor in absence of an acceptor τ = 19 ns, the transfer rates wtrans extracted from the fits and the mean distances R between the nanoparicles and dye molecules. (The polymer shell adds on the order of 3 nm to 4 nm to t ...
... mean number of the surrounding acceptors N = 8, 9, 10, 15, the decay time of the donor in absence of an acceptor τ = 19 ns, the transfer rates wtrans extracted from the fits and the mean distances R between the nanoparicles and dye molecules. (The polymer shell adds on the order of 3 nm to 4 nm to t ...
5 Simple Harmonic Motion 1
... Simple Harmonic Motion 1- Oscillations There are many examples of oscillations in our world. We say that the object oscillates when it moves back and forth repeatedly about its equilibrium position. In the case of a particle oscillates on a straight line, we can represent this oscillation by a funct ...
... Simple Harmonic Motion 1- Oscillations There are many examples of oscillations in our world. We say that the object oscillates when it moves back and forth repeatedly about its equilibrium position. In the case of a particle oscillates on a straight line, we can represent this oscillation by a funct ...
슬라이드 1
... • The speed │Vrel │ = {2v2 -2v2 cos (π-θ)}1/2 = √2 v (1+cos θ) • Averaging over the all orientations, = √2 [∫ 0, 2π dφ ∫0, π (1+cos θ) sinθ dθ] / 4π
= 2-1/2 ∫0, π sinθ dθ = √2 [-cos θ]0, π = √2 = √2
• This is only a special case in which v1 = v2 = v.
• A general is more difficu ...
... • The speed │Vrel │ = {2v2 -2v2 cos (π-θ)}1/2 = √2 v (1+cos θ) • Averaging over the all orientations,
additional lecture to help out with energy and work
... ∆K + ∆Ug + ∆Us + ∆Eth = W Kf + (Ug)f + (Us)f + ∆Eth = Ki + (Ug)i + (Us)i + W • This is analogous to the before-and-after approach used with the law of conservation of momentum. • In an isolated system, W = 0 Kf + (Ug)f + (Us)f + ∆Eth = Ki + (Ug)i + (Us)i Note: If no Friction ∆Eth = 0 © 2015 Pearson ...
... ∆K + ∆Ug + ∆Us + ∆Eth = W Kf + (Ug)f + (Us)f + ∆Eth = Ki + (Ug)i + (Us)i + W • This is analogous to the before-and-after approach used with the law of conservation of momentum. • In an isolated system, W = 0 Kf + (Ug)f + (Us)f + ∆Eth = Ki + (Ug)i + (Us)i Note: If no Friction ∆Eth = 0 © 2015 Pearson ...
ch_06_PPTWork - Madison County Schools
... • Any time work is done, energy is transformed from one form to another. • One process might transform some kinetic energy into electrical potential energy; another might transform some spring potential energy into kinetic energy. • However, no matter what the process, the total amount of energy in ...
... • Any time work is done, energy is transformed from one form to another. • One process might transform some kinetic energy into electrical potential energy; another might transform some spring potential energy into kinetic energy. • However, no matter what the process, the total amount of energy in ...
Work and Energy MC
... 3 m. Air resistance is negligible as they fall. Which of the following statements about these balls are correct? (There could be more than one correct choice.) A) Both balls will take the same time to reach the ground. B) As they reach the ground, the 1-kg ball will have more kinetic energy than the ...
... 3 m. Air resistance is negligible as they fall. Which of the following statements about these balls are correct? (There could be more than one correct choice.) A) Both balls will take the same time to reach the ground. B) As they reach the ground, the 1-kg ball will have more kinetic energy than the ...
Name: 1) In a chemical reaction, the difference between the
... Given the system at equilibrium: N2 O4 (g) + 58.1 kJ ‰Š‹ 2NO2 (g) What will be the result of an increase in temperature at constant pressure? A) The equilibrium will shift to the left, and the concentration of NO2 (g) will decrease. B) The equilibrium will shift to the left, and the concentration of ...
... Given the system at equilibrium: N2 O4 (g) + 58.1 kJ ‰Š‹ 2NO2 (g) What will be the result of an increase in temperature at constant pressure? A) The equilibrium will shift to the left, and the concentration of NO2 (g) will decrease. B) The equilibrium will shift to the left, and the concentration of ...
Work, Energy, Power, and Machines
... PE = 3 kg x 10 m/s2 x 12 m = 360 J If the Egg falls, what is its kinetic energy just before it hits the ground? Potential energy at top = Kinetic energy at bottom K = 360 J What is its speed just before it strikes the ground? 360 J = K = ½ mv2 2(360 J) / 3 kg = v2 ...
... PE = 3 kg x 10 m/s2 x 12 m = 360 J If the Egg falls, what is its kinetic energy just before it hits the ground? Potential energy at top = Kinetic energy at bottom K = 360 J What is its speed just before it strikes the ground? 360 J = K = ½ mv2 2(360 J) / 3 kg = v2 ...
AP Physics 1 Curriculum Map 1 Time Frame Big Idea Enduring
... 4.A.2: The acceleration is equal to the rate of change of velocity with time, and velocity is equal to the rate of change of position with time. 4.A.3: Forces that systems exert on each other are due to interactions between objects in the systems. If the interacting objects are parts of the same sys ...
... 4.A.2: The acceleration is equal to the rate of change of velocity with time, and velocity is equal to the rate of change of position with time. 4.A.3: Forces that systems exert on each other are due to interactions between objects in the systems. If the interacting objects are parts of the same sys ...
WORK, POWER AND ENERGY
... Man has managed to take advantage of this property of energy. We have developed ways to transform some forms of energy into other more exploitable forms: potential gravitational energy into electric energy, electric energy into lighting, chemical energy into heating... In the case of the free fall p ...
... Man has managed to take advantage of this property of energy. We have developed ways to transform some forms of energy into other more exploitable forms: potential gravitational energy into electric energy, electric energy into lighting, chemical energy into heating... In the case of the free fall p ...
Work, Energy, and Machines
... There are three classes of levers that differ based on the positions of the fulcrum, the load, and the input force ...
... There are three classes of levers that differ based on the positions of the fulcrum, the load, and the input force ...
Chapter 2
... At 3 ft: EP = 192 ft lb; Ek = 448 ft lb; and ET = 640 ft lb (c) At 0 ft h = 0 and ET is same: EP = 0 ft lb; Ek = 640 ft lb; and ET = 640 ft lb 8-35. A 4-kg hammer is lifted to a height of 10 m and dropped? What are the potential and kinetic energies of the hammer when it has fallen to a point 4 m fr ...
... At 3 ft: EP = 192 ft lb; Ek = 448 ft lb; and ET = 640 ft lb (c) At 0 ft h = 0 and ET is same: EP = 0 ft lb; Ek = 640 ft lb; and ET = 640 ft lb 8-35. A 4-kg hammer is lifted to a height of 10 m and dropped? What are the potential and kinetic energies of the hammer when it has fallen to a point 4 m fr ...
Physics 564 - Fall 2005, Assignment #1
... where p is in GeV/c. Hence, high momentum particles have less precise momentum measurements than do low momentum particles. Kaons are identified using the Cerenkov counters, C1 and C2, but sometimes a pion is incorrectly identified as a kaon with a probability of approximately 10%. ...
... where p is in GeV/c. Hence, high momentum particles have less precise momentum measurements than do low momentum particles. Kaons are identified using the Cerenkov counters, C1 and C2, but sometimes a pion is incorrectly identified as a kaon with a probability of approximately 10%. ...
Chapter 11
... In the figure, a disk, a hoop and a solid sphere are made to spin about fixed central axis (like a top) by means of strings wrapped around them, with the string producing the same constant tangential force F on all three objects. The three objects have the same mass and radius, and they are initial ...
... In the figure, a disk, a hoop and a solid sphere are made to spin about fixed central axis (like a top) by means of strings wrapped around them, with the string producing the same constant tangential force F on all three objects. The three objects have the same mass and radius, and they are initial ...
Dynamic Programming
... Divide-and-Conquer is a paradigm that recursively solves problems whose solution can be found in terms of smaller instances of itself. With Divide-and-Conquer, it is inevitable that some sub-problem is solved more than once (in fact, many times). The purpose of dynamic programming is to eliminate th ...
... Divide-and-Conquer is a paradigm that recursively solves problems whose solution can be found in terms of smaller instances of itself. With Divide-and-Conquer, it is inevitable that some sub-problem is solved more than once (in fact, many times). The purpose of dynamic programming is to eliminate th ...
Objective:
... Form 4 Physics – Chapter 2 – Lesson 10 2.10.4 Work Done and The Change in Kinetic Energy 1. Kinetic energy is the energy of an object due to its motion. 2. Consider a force, F, acting on an object at rest of mass, m. The object move with an acceleration, a, over a displacement, s. Work done on the ...
... Form 4 Physics – Chapter 2 – Lesson 10 2.10.4 Work Done and The Change in Kinetic Energy 1. Kinetic energy is the energy of an object due to its motion. 2. Consider a force, F, acting on an object at rest of mass, m. The object move with an acceleration, a, over a displacement, s. Work done on the ...
