The voltage and current were measured across 2 different light sources. Use the following data to...
The voltage and current were measured across 2 different light sources. Use the following data to calculate the power required and efficiency of each light source.
| Voltage | Current | |
| Light source 1 | 2.19 V | 70 mA |
| Light source 2 | 2.545 V | 0.17 mA |
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The voltage and current were measured across 2 different light
sources. Use the following data to...
A resistor was connected to a variable voltage source and the current was measured for various...
A resistor was connected to a variable voltage source and the current was measured for various voltages.The following results were obtained: Trial Voltage (V) Current (mA) 1 1 3.3 2 1.96 7.1 3 3.03 10.9 4 3.98 13.7 where V is the voltage difference across the resistor and I is the current travelling through the resistor at the same time. Calculate the resistance for each trial and the average of the resistances. Determine the uncertainty in the average resistance. Report...
i dont undersrand how to calculate the values from measured data? 2. Turn on the DC...
i dont undersrand how to calculate the values from measured
data?
2. Turn on the DC power supply, measure its output voltage with DMM2 and record it as measured data Vs in Table 6. 3. Use DMM2 to measure the voltages V, V2.V. Va across R R. RR respectively. Use DMMI to measure the current Is (notice: Is=1= 12 + 1,-1). Record the measured values of I, and V., V2, V3. V4 in Table 6. 4. Turn off the DC...
2. The voltage and current waveforms shown below were measured across either a series RC or...
2. The voltage and current waveforms shown below were measured across either a series RC or series RL load. First shown peak of v(t) at 10 us and of i(t) at 95 us, with exactly three periods shown. a. Is it RC or RL, and why? (7 pts) b. Find the value of R, and the value of either C or L. (18 pts) 100 7.5. 2.5 v(t) i(t) - 2.5 -7.54 -104 0 1x10 2x10 4 3x10+ Note tins,...
2. (2000) Electromagnetics (DC Circuit) Problem a. Calculate the voltages across all resistors and the currents through all the resistors and voltage sources in the following circuit using Kirchhoff&...
2. (2000) Electromagnetics (DC Circuit) Problem a. Calculate the voltages across all resistors and the currents through all the resistors and voltage sources in the following circuit using Kirchhoff's junction rule (nodal analysis). Show the directions initially assumed for the junction (node) currents. Use the minimum number of junctions (nodes) necessary to accomplish this b. Calculate the power dissipation in each resistor and the sum (or total) of these individual power dissipation values c. Calculate the power associated with each...
i have experimentally measured the values in the table so far. i need to use that...
i
have experimentally measured the values in the table so far. i need
to use that information to calculate the remaining items which are
whited out. how do it do this? could you write the answers along
with a bit of explaination thank you very much!
"Black Box" 5.1 The myDAQ power source is non-ideal. As such, a Thevenin Equivalent circuit may be constructed as a more accurate model. 5.2 Experimentally determine the Thevenin Equivalent Resistance and Thevenin Voltage of...
For the DC cicuit show below, find the voltage and current across each resistor. The voltage...
For the DC cicuit show below, find the voltage and current across each resistor. The voltage source is 40V. Find the power dissipations in R1 and R3. Click on the circuit to view a larger image 20 , RB 500 2, Rc RA 400 , and Rp 75 - - Current through RA A Voltage drop across RA V Power dissipation in RA W Current through Rg A Voltage drop across R V Current through Rc = A Voltage drop...
The voltage and current waveforms shown below were measured across either a series RC or series...
The voltage and current waveforms shown below were measured across either a series RC or series RL load. First shown peak of v(t) at 10 us and of i(t) at 95 us, with exactly three periods shown. a. Is it RC or RL, and why? (7 pts) b. Find the value of R, and the value of either C or L. (18 pts) 101 7.5| SH 2.5 (t) OF it) 2.5 SH 7.5 - 10 0 1x104 2x104 3x10 t...
The voltage and current waveforms shown below were measured across either a series RC or series...
The voltage and current waveforms shown below were measured across either a series RC or series RL load. First shown peak of v(t) at 10 us and of i(t) at 95 us, with exactly three periods shown. a. Is it RC or RL, and why? (7 pts) b. Find the value of R, and the value of either C or L. (18 pts) 7.51 2.51 (t) W OF i(t) -2.5 - 7.5 - 10 0 1x10 2x10-4 3x10-4 Note t...
For the following circuit: (a) Second step use Mesh-Current Method to solve for all of the...
For the following circuit: (a) Second step use Mesh-Current Method to solve for all of the currents flowing in each of the different resistors in the circuit. Show all steps. (b) Find the current flowing from the voltage source and the voltage across the current source. (c) Calculate what i, and v, are in the circuit. i 45 Ω 2 A 60 12 512 V 10 V 2012 3512 1012 +
(1) The following diagram shows a simple circuit with a power supply and a resistor. A...
(1) The following diagram shows a simple circuit with a power supply and a resistor. A student measured the voltage V across the resistor and the current I going through the resistor as V ± δν = 11.8 ± 0.2 V and 1 ±81 = 35.4 ± 0.6 mA. Calculate R and δR, and record in the format R+8R (units). E,-12V resistor Power source current
i dont undersrand how to calculate the values from measured
data?
2. Turn on the DC power supply, measure its output voltage with DMM2 and record it as measured data Vs in Table 6. 3. Use DMM2 to measure the voltages V, V2.V. Va across R R. RR respectively. Use DMMI to measure the current Is (notice: Is=1= 12 + 1,-1). Record the measured values of I, and V., V2, V3. V4 in Table 6. 4. Turn off the DC...
2. The voltage and current waveforms shown below were measured across either a series RC or series RL load. First shown peak of v(t) at 10 us and of i(t) at 95 us, with exactly three periods shown. a. Is it RC or RL, and why? (7 pts) b. Find the value of R, and the value of either C or L. (18 pts) 100 7.5. 2.5 v(t) i(t) - 2.5 -7.54 -104 0 1x10 2x10 4 3x10+ Note tins,...
2. (2000) Electromagnetics (DC Circuit) Problem a. Calculate the voltages across all resistors and the currents through all the resistors and voltage sources in the following circuit using Kirchhoff's junction rule (nodal analysis). Show the directions initially assumed for the junction (node) currents. Use the minimum number of junctions (nodes) necessary to accomplish this b. Calculate the power dissipation in each resistor and the sum (or total) of these individual power dissipation values c. Calculate the power associated with each...
i
have experimentally measured the values in the table so far. i need
to use that information to calculate the remaining items which are
whited out. how do it do this? could you write the answers along
with a bit of explaination thank you very much!
"Black Box" 5.1 The myDAQ power source is non-ideal. As such, a Thevenin Equivalent circuit may be constructed as a more accurate model. 5.2 Experimentally determine the Thevenin Equivalent Resistance and Thevenin Voltage of...
For the DC cicuit show below, find the voltage and current across each resistor. The voltage source is 40V. Find the power dissipations in R1 and R3. Click on the circuit to view a larger image 20 , RB 500 2, Rc RA 400 , and Rp 75 - - Current through RA A Voltage drop across RA V Power dissipation in RA W Current through Rg A Voltage drop across R V Current through Rc = A Voltage drop...
The voltage and current waveforms shown below were measured across either a series RC or series RL load. First shown peak of v(t) at 10 us and of i(t) at 95 us, with exactly three periods shown. a. Is it RC or RL, and why? (7 pts) b. Find the value of R, and the value of either C or L. (18 pts) 101 7.5| SH 2.5 (t) OF it) 2.5 SH 7.5 - 10 0 1x104 2x104 3x10 t...
The voltage and current waveforms shown below were measured across either a series RC or series RL load. First shown peak of v(t) at 10 us and of i(t) at 95 us, with exactly three periods shown. a. Is it RC or RL, and why? (7 pts) b. Find the value of R, and the value of either C or L. (18 pts) 7.51 2.51 (t) W OF i(t) -2.5 - 7.5 - 10 0 1x10 2x10-4 3x10-4 Note t...
For the following circuit: (a) Second step use Mesh-Current Method to solve for all of the currents flowing in each of the different resistors in the circuit. Show all steps. (b) Find the current flowing from the voltage source and the voltage across the current source. (c) Calculate what i, and v, are in the circuit. i 45 Ω 2 A 60 12 512 V 10 V 2012 3512 1012 +
(1) The following diagram shows a simple circuit with a power supply and a resistor. A student measured the voltage V across the resistor and the current I going through the resistor as V ± δν = 11.8 ± 0.2 V and 1 ±81 = 35.4 ± 0.6 mA. Calculate R and δR, and record in the format R+8R (units). E,-12V resistor Power source current
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