REPORT FOR PCS 211 SECTION ** EXPERIMENT: STATIC EQUILIBRIUM - FORCES AND TORQUES EXPERIMENTERS: ***** ********* ***** ********* AUTHORS OF THIS REPORT *** *** EXPERIMENT PERFORMED ON: *** REPORT SUBMITTED ON: *** INSTRUCTOR: *** PRE-LAB QUESTIONS: 1) What is meant by static equilibrium? The meaning of static equilibrium can be explored by first examining the definition of equilibrium. Equilibrium means that an object is at rest or that the objects
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permanently increased due to increased immigration d) population growth increased only temporarily Answer. (a) No effect on the steady state‚ because there has been no change in s‚ f‚ n‚ or d. Instead‚ k is reduced temporarily‚ but equilibrium forces eventually drive k to the same steady-state value as before. (b) The rise in energy prices reduces the productivity of capital per worker. This causes sf(k) to shift down from sf1(k) to
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connect. Moreover‚ with Fester pointing out good ideas that would have actually helped the group‚ the group didn’t want to make that effort to try to take that new approach and was resistant to change. Luthans describes this as the punctuated equilibrium model‚ “groups form in a first phase in which a target or mission is set and then are not altered very easily due to a process called inertia‚ or systematic resistance to change” (2011). Lastly Knowlton demonstrated poor leadership skill by leaving
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AE 6766 Project 3 Nonpremixed Flames Introduction: In order to understand the structure of non-premixed flames‚ this projects employs a type of opposed flow diffusion to generate a nearly one-dimensional an axisymmetric diffusion flame. The one dimensional character of this flame is significant because it reduces complexities compared to a 2 dimensional flame‚ which allows for manageable and practical calculations. Moreover‚ this type of flame can be generated and easily investigated in the
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Instead‚ by increasing the concentration of the cathode‚ the voltage of the galvanic cell will decrease due to the equilibrium shift to the left. The highest concentration (1.5 mol dm-3 ) was the lowest out of the 3 trials at 1.68 volts‚ thus proving that the higher concentration the lower the voltage. When the concentration of the product decreases‚ it will drive the equilibrium to the right to minimize the impact. Although‚ the lowest calculation (0.5 mol dm-3) is not necessarily the highest out
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equals the market price (P) (P>AVC). MC=8Q=P or Q=P/8 2. Since all 10 firms are identical‚ the industry supply curve will be: Q=10(P/8)=5P/4 3. To find the short-run equilibrium price equate the industry supply with the demand: 5P/4=300-P 5P=1200-4P 9P=1200 P=1200/9=133‚(3)≈133 So‚ the short-run equilibrium price will be $133. At this price the quantity supplied by all 10 firms will be about 167 units each firm will supply 16‚7 units. Task 2 1. In a short-run 10 firm supply about
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1. Introduction When we say equilibrium‚ it is a state of balance. It is a condition where there is no change in the state of motion of a body. Equilibrium also may be at rest or moving within a constant velocity. A simple mechanical body is said to be in equilibrium if no part of it is accelerating‚ unless it is disturbed by an outside force. Two conditions for equilibrium are that the net force acting on the object is zero‚ and the net torque acting on the object is zero. Thus‚ the following objectives
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lab is to determine if the rotational equilibrium condition‚ Στ = 0‚ holds experimentally. Equipment Meter stick (1) - no metal ends Fulcrum (1) Clamps (4) Weight Hanger (1) Mass Set (1) Digital Scale (1) Theory For a body to be in static equilibrium‚ two conditions have to be met: ΣF = 0 and Στ = 0 where F is force and τ is torque. (The torque is the force times the lever arm‚ r) The first condition‚ ΣF = 0‚ is concerned with translational equilibrium and ensures that the object is at rest
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aMX (s) + H2O [pic] aMn+ (aq) + bXm- (aq) The equilibrium expression would be [Mn+]a [Xm-]b [MX]a [H2O] However the concentrations of both the solid AND the water are constants‚ so a new equilibrium expression called Ksp is derived Ksp = [Mn+]a [Xm-]b Note: The product of the concentration of ions of a sparingly soluble salt in water OTHER than at equilibrium is called the IONIC PRODUCT Example 1. AgCl [pic]
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various temperatures. Background: The salt and water solution in this experiment has relatively simple solubility equilibrium of borax in water. Na2B4O7 . 10 H2O 2Na + + B4O5(OH)42- + 8H2O This reaction is an equilibrium process and 8 water molecules from the hydrated salt are lost to the reaction medium. The equilibrium constant expression for this reaction is: K = [Na+]2 [B4O5(OH)42-] [H2O]8
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