Related questions
a). A circuit consist of five resistors connected as below, determine the effective resistance in the circuit.
Given that R1, R2,R3,R4 and R5 are given respectively as 500, 250, 300, 600 and 700ῼ, what is the current in the circuit if the potential across the resistors is 24 V?
b). A circuit consist of five Capacitors connected as below, determine the effective capacitance in the circuit.
Given that C1, C2, C3, C4 and C5 are given respectively as 5 mF, 2.5mF, 3mF, 6mF, 7mF and 8mF, What is the energy stored in the capacitors in the circuit if the potential across the capacitors is 24 V?
c). Two charges +3C and +2 C are placed 20cm from their centres in vaccum. What magnitude of force will they exert on each other. If the second charge has its polarity changed to negative (-2 C). what would be the nature of the force? Will there be a change in the magnitude? [permittivity of free space = 8.85 x 10^-12 C^2/Nm^2
Step by stepSolved in 2 steps with 1 images
- True or False. As the charge in the capacitor increases, the voltage AV_R across the resistor decreases. Please explain why this is true.arrow_forwardIn the figure the ideal batteries have emfs = 150 V and ɛ, = 50 V and the resistances are R1 = 3.0 N and R, = 2.0 2. If the potential at P is defined to be 140 V, what is the potential at Q? R1 R2 Number Unitsarrow_forwardAssume the capacitor in the circuit is initially uncharged. A) Calculate the current through each resistor right after the circuit is connected. B) Now let’s say, the circuit has been connected and left alone for a long time.Calculate the charge on the capacitor plate.arrow_forward
- For the circuit given. What is the charge stored on C3, in mC? The voltage source in the circuit has a potential different of 6 V. C1 = 2.42 mF C2= 4.33 mF C3= 6.96 mFarrow_forwardQU5 a). A circuit consist of five resistors connected as below, determine the effective resistance in the circuit. R3 R5 R2 R4 Given that R1, R2,R3,R4 and R are given respectively as 500, 250, 300, 600 and 700Q, what is the current in the circuit if the potential across the resistors is 24 V?arrow_forward3. From the figure above, a switch is closed at time t = 0, allowing the capacitor to begin charging. The capacitance of the capacitor is given a value of C = 10 µF with a resistor of resistance R= 10 2. At what time is the potential across the capacitor equal to the potential across the resistor?arrow_forward
- In the figure R1 = 5.30 N, R2 = 10.24 2, R3 = 15.13 2, C1 = 5.34 µF, C2 = 10.26 µF, and the ideal battery has emf 8 = 23.1 V. Assuming that the circuit is in the steady state, what is the total energy stored in the two capacitors? R1 R3 Number Unitsarrow_forwardA.) What is the potential difference between a and b? B.) What is the equivalent resistance of the circuit?arrow_forwardA battery with E=39 V and negligible internal resistance is connected to one's voltage conductor as shown in the figure. R1 and R2 are given. a) What is the voltage U2 if no external load is connected? b)How big will the current be between A and B if these connection points are short-circuited. c) How large is U2 if a load with resistance 68 is connected between A and B? d) What is the power of the circuit if a load with resistance 68 is connected between A and B?arrow_forward