In the circuit below the value of the resistance 4.2 Ω and the value of the capacitance is 2.0 µF. The voltage of the battery is 40 V. The capacitor is initially uncharged. Sometime after the switch is closed, the the charge on the capacitor in 48 µC. At this time, what is the current in the circuit, in Ampere?  Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.

Three resistors with values 1.8 Ω, 2.6 Ω, and 4.2 Ω are connected in parallel in a circuit with a 7.8 V battery. Part A What is the total equivalent resistance? Express your answer using two significant figures.   Part B What is the voltage across each resistor? Express your answer using two significant figures.   Part C What is the power delivered to the 4.2 Ω resistor? Express your answer using two significant figures.

The combined electrical resistance R of two resistors R1 and R2, connected in parallel, is given by the equation below, where R, R1, and R2 are measured in ohms. R1 and R2 are increasing at rates of 0.9 and 2.0 ohms per second, respectively. 1  =  1  +  1       At what rate is R changing when R1 = 37 ohms and R2 = 87 ohms? (Round your answer to three decimal places.)

I need a labled schematic on paper of the circuit showing + and - terminals of the battery, the direction of any current flowing through the circuit, and any voltage drop across any resistors. I also need the form of the equations dealing with I, R (or 1/R), and V equations filled in with the appropriate numbers and answer with units for this problem. Problem: The same two resistors are connected in parallel to a voltage source. The voltage source (∆Vtot) is a 48-V source and the resistor values are 6.4 Ω (R1) and 3.9 Ω (R2). Determine the equivalent resistance of the circuit. Determine the current in the circuit. Determine the voltage drop across each individual resistor.

EMF = Vo = 6 volts. and C = 5 μF  Calculate the theoretical value of the charge (q) in the capacitor during charging at t = RC. Use equation 3.

A capacitor of capacitance C = 1 µF is connected in series to a resistor of resistance R = 10 MN and a battery of emf = 3V. The capacitor is initially discharged. How many %3D seconds will it take for the current in the circuit to decrease to 42% of its initial value? Write the answer, rounded off to 2 decimal places, without units.

In the circuit shown, a battery produces an emf &= 17 V. The battery includes an internal resistance r= 1.1 ohms. The external load resistor in the circuit R = 13 ohms. Are the internal resistance r and the load resistor R in series or in parallel? neither in series nor in parallel series parallel What is the equivalent resis nce of the circuit? Req= Ω How much current flows from the battery? I = A What is the voltage across the load resistor (R)? AVef= V

A constant current transfers 10*10^14 electrons onto one plate of a capacitor in 3 minutes [min]. (a) What is the​ current, in units of amperes​ [A]? Express the answer using an appropriate SI prefix such that there are only​ 1, 2, or 3 digits shown to the left of the decimal. (b) If the capacitor has a capacitance of microfarads ​[​F], what is the voltage in units of volts​ [V] across the​ capacitor?

A circuit with three resistors is connected in series and in parallel, with a supply DC voltage. The supply is, V = 120 V, and resistors at R1 = 10Ω, R2 = 20Ω, R3 = 30Ω, R4 = 40Ω, and R5 = 19Ω. What is the voltmeter measurement in-between VA and VB, where ΔV = VA-VB, of the circuit (in Volts)? What is the current at R1 (in Amps)?

I need a labled schematic on paper of the circuit showing + and - terminals of the battery, the direction of any current flowing through the circuit, and any voltage drop across any resistors. I also need the form of the equations dealing with I, R (or 1/R), and V equations filled in with the appropriate numbers and answer with units for this problem. Problem: Two resistances are connected in series to a voltage source. The voltage source (∆Vtot) is a 48-V source and the resister values are 6.4 Ω (R1) and 3.9 Ω (R2). Determine the equivalent resistance of the circuit. Determine the current in the circuit. Determine the voltage drop across each individual resistor.