Wednesday, May 8, 2019
Energy Conservation Lab Report Example | Topics and Well Written Essays - 1000 words - 2
Energy Conservation - Lab Report employmentThe gravitational authorisation goose egg of an object refers to the energy an object possesses due to its location relative to a reference point. Considering an object close the Earths surface the gravitational potential energy is addicted up as (Cutnell et al. 18)Where g is the gravitational acceleration, m is the mass if the object and y are the vertical point of the object relative to an arbitrary reference point. The following lifelike plot illustrates the variation of energising and potential energy of the oscillating systems studied in this labFor a swinging pendulum (oscillatory system) there is the constant changeover of energy to kinetic energy, potential energy and back to kinetic energy however the total energy at any given time is always a constant. The energy stored in compressed springs or elastic objects is another form of potential energy that is mathematically given as (Cutnell et al. 25).Notably, when there is no energy input into the system, the total mechanical energy will remain constant. The linear plot shown in the printout shows the constancy of mechanical energy with time defined by same slope over given time. Using the K/m and y observes shown in the table of results above the following vivid plot was obtained that shows the relationship between the K/m and the vertical displacementUsing the Excel graphical plot above the gravitational acceleration was evaluate because for an oscillating system like a pendulum supreme potential energy (maximum displacement) is experienced when the kinetic energy is at a minimum. Equally maximum kinetic energy for a simple pendulum corresponds to the point where there is minimum vertical displacement.At the point where K/m is equal to zero, the potential energy of the system is at a maximum this corresponds to the point where the value of the arbitrary displacement is 0.1089. The potential energy per unit mass at this point
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