Calculate the current through each resistor in the figure if each resistance R=1.38 kn and V= 12.0 V (Figure 1) Figure < 1 of 1 R ww ww R R A. R R. ww
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- Consider the circuit configurations below, where two lightbulbs are connected to a single battery in different ways. Based on what you learned about parallel and series connections in lab, which of these two configurations would result in the light bulbs being the brightest? Fully explain your reasoning. Imagine that you are given four 100Ω resistors to build a circuit. Your challenge is to use all four of the resistors in the circuit, but the circuit must have an overall equivalent resistance of 100Ω. Is this possible? If so, draw a diagram of the circuit and explain how the connections result in a 100Ω equivalent resistance. If this is not possible, draw a diagram of a circuit involving all four resistors that has an equivalent resistance as close to 100Ω as is possible.Direction: Answer the following and show your solution. REFERENCE: a. Watch the video provided discussing what is current resistivity and resistance. i. Electric current - https://youtu.be/HXOok3mfMLM ii. Resistance - https://youtu.be/NfcgA1axPLo iii. Resistivity - https://youtu.be/nN3bb0aK1GM 1. The main purpose of a battery in a car or truck is to run the electric starter motor, which starts the engine. The operation of starting the vehicle requires a large current to be supplied by the battery. Once the engine starts, a device called an alternator takes over supplying the electric power required for running the vehicle and for charging the battery. (a) What is the average current involved when a truck battery sets in motion 720 C of charge in 4.00 s while starting an engine? (b) How long does it take 1.00 C of charge to flow from the battery?1. What happened to the voltage across the resistance box as the current through it was increased? What is the relationship between voltage and current when resistance is fixed? 2.What is the current in a 10 ohms resistor due to a potential difference of 40 V? Explain.
- The terminal voltage of the battery in figure 4 is 16.6 V. What is the resistance R of the external resistor? What is the internal resistance r of the 18.0-V battery? Note: The figure is provided below.Please show solutions. 1.In simple circuit, if emf of the battery is 12v, internal resistance is 2 ohms, and load resistance or external resistance is 8, what is the power dissipated from the internal resistance? 2. In simple circuit, if emf is 12v, internal resistance is 2 ohms, and load resistance or external resistance is 8, how much current flowing into the circuit?You measured the resistance values and using an ohmmeter directly, and you also determined the values of and from Ohm's law in the two circuit configurations. In addition, the resistance was given from the resistor color-code. Which of these give the most accurate resistance value? Briefly explain your answer. Examine the power use determined for the individual resistors , and the combined resistances for both series and parallel configuration. Based on your observations, write a general equation that describes the "equivalent power" for each configuration. For the series circuit, based on your results, write an equation relating the voltage from the power source to the voltage across each component resistor. For the parallel circuit, based on your results, write an equation relating the current flow from the power source to the currents flow in each component resistor.