mechanism) 1 Heavy Piece of Metal (seismic energy source) 1 Analog Voltmeter (for measuring sensed seismic signal amplitudes) 1 Amplifier DC Offset Circuit (for amplifying seismic signals sensed by geophone) -1 experimental socket board -6 volt lantern battery -47k Ohm resistor -2.2k Ohm resistor - ICL 7660 integrated circuit - IC 741 integrated circuit -1000 Ohm Potentiometer -10 microFarad capacitor (3) -Jumper wires (10) -4 mueller clip leads METHODS The first
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the current. Record these values in Table 1. Repeat for 3 more trials. * Using Graphical Analysis‚ construct a graph of your data with Voltage on the y-axis and Current on the x-axis. Table 1 1. * | Voltage calculated (Volts) | Current (amps) | 1 | 0.0 | 0.0 | 2 | 1.94 | 5.74 | 3 | 4.38 | 8.91 | 4 | 4.98 | 10.11 | 5 | 5.13 | 14.83 | Resistance Value used ___465_________Ohms Analysis: Write a three part conclusion. Remember to include a discussion
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becomes too high to measure. The applied voltage is measured across the open. 4. What is a short circuit? Name several characteristics. A short circuit is a circuit that has zero resistance. Any components in parallel with a short circuit has zero volts across it‚ and all the current goes through the short circuit. It is often referred to as a short. Characteristics of a short circuit included the resistance of the shorted component is extremely low. The current through the short-circuit current path
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well known problem of software development is that there is very little scientific foundation to the subject. Electrical engineers can use physics as the foundation of their activities. As a result the measures they use in their daily work‚ such as Volt and Ampere‚ correspond to well defined phenomena (electric potential‚ electric current)‚ and satisfy the rules and properties defined by theories of measurement‚ such as the representational theory [11]. The models they use‚ such as the Ohm’s law
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resistor with the handheld DMM. Remember that you should remove the resistor from the circuit to obtain an accurate reading. Connect the input of the circuit to the variable positive supply connections on the power supply. Set the DC power supply to +10 volts. Use the handheld DMM to verify the input voltage is +10 V. Measure and record each voltage listed below with the handheld DMM. Measure the current last. Have the professor verify the connections before applying power. = __9.9V__ = __1.33mA_
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Reynolds‚ and Phillip Morris that are all tobacco companies that take a defensive stance to social responsibility. But‚ there are companies such as Walmart‚ Disney‚ and Google that take accommodative stances. Companies like Toyota‚ Suzuki‚ and Chevrolet take proactive stances to stay on the safe side‚ but not too safe. Companies that take defensive stance to social responsibility thrive to only do what is required of them by law and absolutely nothing more. Examples including Camel‚ R.J. Reynolds
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A boy born into a wealthy family‚ a multi-millionaire‚ and a reckless investor‚ many people would assume William Crapo Durant was much like the shrewd and cut throat entrepreneurs associated with his times. He was not. Instead Durant became a captain of industry thanks to his boundless enthusiasm and charm. He dominated meetings with intensity when dealing with top businessmen of his time‚ and in turn was noted as being a gentle and compassionate individual when interacting with everyday folk. His
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Chevrolet launched a new version of the Corvette in 1983‚ with a higher price and an advertising campaign that compared it to imported sports cars‚ particularly the Porsche. The initial sales were strong‚ but decreased by 25% in1986. In 1985‚ G.M was the dominant car manufacture in the U.S‚ producing 6 of the top ten selling cars in the U.S. However‚ imported cars still made up for 23.5% of the total U.S market automobile sales. A reorganization of former autonomous car divisions at G.M was
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Series and Parallel Circuits Name:_____________________________________________ Directions: 1. Go to the following website: http://phet.colorado.edu/en/simulation/circuit-construction-kit-ac-virtual-lab 2. Click “Run now.” You now have the raw material to create a circuit. Take a moment to look over the site and find all the different materials. To build a circuit you will need several wires‚ a light bulb‚ a voltage source‚ a voltmeter‚ and a non – contact
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Maria Saavedra ECT122 Week 1 05/07/2014 Chapter 1Chapter 2 Chapter 3 Practice Problems *(Be sure to put the units in; volts‚ amps‚ etc.) 1.One coulomb of charge passes a point every 20 seconds. Calculate the value of the current through the point. I=Q/t = 1C/20s = .05C/s= .05 A x10^-3 C = 50mA 2.A total charge of 2.5 × 10-3 C passes a point every 40 seconds. Calculate the value of the current through the point. I=Q/t =0.0025C/40s= 6.25 C/s = 6.25 A 4.A total charge of 50 × 10-3 C passes a point
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