Measure the internal resistance of the 1mH inductor. Set up the given circuit with R = 2700 and L = 1mH. Apply a sinusoidal voltage as input. Adjust V, = 4Vpp and set the frequency as 20kHz. Observe the input voltage and the voltage across the inductor simultaneously using an oscilloscope and plot both signals. Find the phase difference between these signals and comment on the results.

Measure the internal resistance of the 1mH inductor. Set up the given circuit with R = 2700 and L = 1mH. Apply a sinusoidal voltage as input. Adjust V, = 4Vpp and set the frequency as 20kHz. Observe the input voltage and the voltage across the inductor simultaneously using an oscilloscope and plot both signals. Find the phase difference between these signals and comment on the results.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter21: Resistive-capacitive Series Circuits

Section: Chapter Questions

Problem 6RQ: A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating...

See similar textbooks

Similar questions

Assume that the voltage drop across the resistor, ER, is 78 V, that the voltage drop across the inductor, EL, is 104 V, and the circuit has a total impedance, Z, of 20 . The frequency of the AC voltage is 60 Hz. ETITZ20VAPFER78VIRRPEL104VILXLVARsLL
Three capacitors having capacitance values of 20F,40F, and 50F are connected in parallel to a 60 - Hz power line. An ammeter indicates a circuit current of 8.6 amperes. How much current is flowing through the 40F capacitor?
A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating of 600 WVDC. The capacitor and resistor are connected to a 480-V, 60-Hz circuit. Is the voltage rating of the capacitor sufficient for this connection?
A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted between the plates without changing the spacing, and the capacitance becomes 15 F. What is the dielectric constant of this material?
You are working in an industrial plant. You have been instructed to double the capacitance connected to a machine. The markings on the capacitor, however, are not visible. The capacitor is connected to 560 volts and an ammeter indicates a current of 6 amperes flowing to the capacitor. What size capacitor should be connected in parallel with the existing capacitor? What is the minimum AC voltage rating of the new capacitor? What is the minimum DC voltage rating of the new capacitor? What is the minimum KVAR size that can be used in this installation?
11. Consider a network shown in the figure consisting of a resistance, a capacitor, an inductor and three alternating voltage sources 1, 2 and 3. Terminal voltages of the sources 1, 2 and 3 are v₁ = Vo sin(t), V₂ = Vo sin(cot +120°) and v3 = Vo sin(ot+240°) respectively and moduli of the reactance of the capacitor and the inductor are equal to the resistance. Then 10 3 P (A) Peak value of voltage at point P is vo (√3+1) (B) Peak value of voltage at point P is vo (√3-1) (C) Vp = Vo (√3+ 1) sin(oot +90) (D) vp = Vo (√3-1) sin(oot + 180)
The resistance and inductance of a coil can be obtained by connecting the coil in series with a known resistance R and measuring the coil voltage Vcoil, the resistor voltage V and the total voltage V. The frequency must also be known, but the phase angles of the voltages are not known. Given that f = 60 Hz, R = 10 R. Vcoil = 22.4 V, VR= 20 V and V = 36 V. find the resistance and inductance of the coil. please use reference photo
1. For the following sinusoids, determine which one leads and by how much a. ?(?) = 10cos (4? − 60°) and ?(?) = 6sin (4? + 50°)b. ?ଵ(?) = 4cos (377? + 10°) and ?ଶ(?) = −20cos(377?)c. ?(?) = 13 cos(2?) + 5 sin(2?) and ?(?) = 15cos (2? − 11.8°)
An inductor L is connected in parallel to the series combination of capacitor C and resistor R. If L = 0.02122 H, C = 0.000421 F and R = 5 Ω, the impressed voltage E = 120 volts AC. Find the following: a. Circuit Diagram, total impedance, total current. b. Determine the frequency at which the inductive reactance is equal to capacitive reactance. c. Determine the voltage drop across the capacitor and the Quality Factor Q.
A circuit contains series combination of a resistance of value 10 ohm, an inductance of value 40 mH and a capacitance of value 20 microfara. What will be the value of the impedance of of the circuit at a frequency of 100 kHz?
A coil has an inductance of 478µH.What is its reactance in 1000Hz ac circuit? 3.00ohms if connected in series with a resistor of 4.00ohms. What is the reactance of a 3.00microfaradcapacitor? What is the impedance of thecapacitor in series of 300ohms? What would be the current if the capacitorand resistor are connected in series with1200V line?
What impedance vector (0- j15) Ohms represents:A. A pure resistance. C. A pure capacitance.B. A pure inductance. D. An inductance combined with a capacitance.