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- a student in the laboratory connects a 13 resistor, a 26 resistor, and a 36 resistor in parallel and then connects the arrangement to a 42 V dc source. what is the current (a)? what is the power (w)?For the previous circuit, sketch a graph of: a. The current through the circuit vs. time. Include the value of the maximum current. b. The voltage across the capacitor vs. time. Include the value of the maximum voltage across the capacitor.A 15.0-Ω resistor is connected in series to a 120-V generator and two 10.0-Ω resistors that are connected in parallel to each other. a. Draw the circuit diagram. b. What is the total resistance of the load? c. What is the magnitude of the circuit current? d. What is the current in one of the 10.0-Ω resistors? e. What is the potential difference across the 15.0-Ω resistor?
- In the circuit shown the capacitor starts discharged. The switch S is closed to theupper position at t = 0.(a) What is the voltage in the capacitor at t = 2 seconds?(b) How much time does it take the capacitor to reach 99% of its maximum voltage.In the circuit in the figure, switch S has been open for a long time. (a) What is the current in each resistor immediately after the switch is closed? (b) What will be the charge on each capacitor after equilibrium is reached?A 100 µF capacitor in series with a 40 Ω resistance is connected to a 110 V, 60 Hz supply.(a) What is the maximum current in the circuit?(b) What is the time lag between the current maximum and the voltage maximum?
- Question 03: A) What happens when you remove a bulb from a parallel and series circuit? B) What happens to the current and to the voltage when you add another resistor in a parallel circuit?a wire has been placed across R2, creating a short circuit. Answer the following: a) What does this mean for the current across R2? b) How does this affect the current across R1 and R3?A student in the laboratory connects a 15 Ω resistor, a 25 Ω resistor, and a 41 Ω resistor in series and then connects the arrangement to a 55-V dc source.(a) How much current is in the circuit? (b) How much power is expended in the circuit?
- A series RC circuit with C = 48 mF and R = 50 Ω is driven by a 24 V source. With thecapacitor initially uncharged, an open switch in the circuit is closed to complete the circuit. a) What is the voltage across the capacitor immediately after the switch is closed?b) What is the voltage across the resistor immediately after the switch is closed?c) What is the current in the resistor immediately after the switch is closed?d) What is the voltage across the capacitor after the switch has been closed for 1 s?e) What is the voltage across the resistor after the switch has been closed for 1 s?f) What is the current in the resistor after the switch has been closed for 1 s?a) Calculate the intensity of electric current passing through the resistance of 4ohms. b) Calculate the voltage at the resistance of 2 ohms.What is IC,max(open), the current that flows through the capacitor whose magnitude is maximum during the time when the switch is open? A positive value for the current is defined to be in the direction of the arrow shown. in amps