RANDOM
A 30 ohm resistor in connected to a 120V source. How much current is flowing to the circuit?
4 Amperes
Two 40m-ohm resistor is in series together. What is the total resistance.
80 m-ohm
Two 240 ohm parallel circuit are connected in parallel. Solve for the total resistance
120 ohms
The circuit has a resistor and inductor connected in series. The values are:
R = 10 ohms
X = 20 ohms
What is the impedance in rectangular form?
10 + j20 ohms
The circuit has a resistor, capacitor and inductor connected in series. The values are:
R = 10 ohms
XL = 20 ohms
Xc = 10 ohms
What is the impedance in rectangular form?
Z = 10 + j10 ohms
What is the inductive reactance of a 35mH inductor @60Hz frequency?
XL = 13.195 ohms
Two inductors are in series together. The values are 20mH and 40mH respectively. What is the total inductance.
60mH
Two capacitors are in parallel together. The values are 50 microfarad, 20 microfarad, and 5 microfarad. Solve for the total capacitance
C = 75 microfarad
A 20 ohm resistor is in series with a 50mH Inductor. If f=50Hz, what is the impedance of the circuit in rectangular form?
Z = 20 + j15.708 ohms
A 22-ohm resistor is in series with a 25-ohm Inductor and a 13-ohm capacitor and connected to a 240 V, 50Hz. What is the impedance of the circuit in rectangular form?
Z = 22 + j12 ohms
What is the capacitive reactance of a 50micro-farad capacitor @50 Hz?
Xc = 63.662 ohms
Three 30 micro-capacitance are in series together. Determine the total capacitance.
C = 10 micro-farad
Five 5mH inductors are connected in parallel. What is the total capacitance?
L = 1mH
A 20 ohm resistor is in series with a 50mH Inductor. If f=50Hz, what is the equivalent impedance of the circuit?
Z = 25.431 ohms
A 10-ohm resistor is in series with a 50mH Inductor and a 120 micro-farad capacitor and connected to a 240 V, 50Hz. What is the impedance of the circuit in rectangular form?
Z = 10 - j 10.818 ohms
Three capacitance are in series together. The values are 10 micro-farad, 20 micro-farad, and 30 micro-farad respectively. What is the total capacitance of the circuit?
Total Capacitance = 5.455 micro-farad
Four inductors are in series together. The values are 2mH, 2mH, 3mH, and 1mH. If the series combination is connected to a 120 V, 50 Hz supply. What is the impedance of the circuit?
Z = j2.5132 ohms
Three Capacitors connected in parallel with a value of 50microfarad each. If the parallel combination is connected to a 240V, 50Hz supple. What is the impedance of the circuit?
Z = - j 21.221 ohms
A 15 ohm resistor is in series with a 120 microfarad capacitor. If f=50Hz, what is the impedance of the circuit in rectangular form?
Z = 15 - j26.526 ohms
A 50-ohm resistor is in series with a 74mH Inductor and a 100 micro-farad capacitor and connected to a 240 V, 60Hz. What is the equivalent impedance of the circuit?
Z = 50.019 ohms
A capacitor has a charge of 0.02 Coulombs and is connected to a 200 V, 60 Hz. Solve for the impedance of the circuit.
Z = -j26.526 ohms
Three Capacitors connected in series with a value of 50microfarad each. If the series combination is connected to a 240V, 50Hz supple. What is the impedance of the circuit?
Z = -j190.986 ohms
Four inductors are in parallel together. The values are 2H, 2H, 3H, and 1H. If the parallel combination is connected to a 120 V, 60 Hz supply. What is the impedance of the circuit?
Z = j 161.568 ohms
A 15 ohm resistor is in series with two 120 microfarad capacitor. If f=50Hz, what is the equivalent impedance of the circuit.
Z = 55.131 ohms
A 25-ohm resistor is in series with a 90mH Inductor and a 70 micro-farad capacitor and connected to a 240 V, 50Hz. What is the impedance in polar form?
Z = 30.344 angle (-34.526) ohms