Given a 12V battery with internal resistance 0.5ohm as shown in the circuit below. Determine : (a) How much current is drawn from the battery? (b) What is the terminal voltage, VT of the battery? (c) How much current flow through the 5.0 ohm resistor?
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- Using the exact exponential treatment, find how much time is required to discharge a 268-µF capacitor through a 498-Ω resistor down to 1.00% of its original voltage?____ sA battery with an internal resistance of 10.0 Ω produces anopen circuit voltage of 12.0 V. A variable load resistance with arange from 0 to 30.0 Ω is connected across the battery. (Note:A battery has a resistance that depends on the condition of itschemicals and that increases as the battery ages. This internalresistance can be represented in a simple circuit diagram asa resistor in series with the battery.) (a) Graph the power dissipatedin the load resistor as a function of the load resistance.(b) With your graph, demonstrate the following importanttheorem: The power delivered to a load is a maximum if the loadresistance equals the internal resistance of the source.SOLVE THIS QUESTION, NO HANDWRITTEN, ONLY TYPING
- Consider the following figure. (Assume V = 19.0 V, R₁ = 1.50 , and R₂ R₁ www V + 3.00 Ω ww 4.00 Ω -R₂ (a) Is it possible to reduce the circuit shown in the figure above to a single equivalent resistor connected across the battery? Explain. This answer has not been graded yet. (b) Find the current in the 1.50- resistor. A 6.00 2.) (c) Calculate the power delivered by the battery to the circuit. WIn the circuit given below, R= 17 Q. Find the value of Vị using nodal analysis. 10Ω ww 50 10 V V 3 R | 20 V The nodal equation when the 100 and 50 resistors are not combined is: (V – 10) (Vi – 0) B 10 where A =(Click to select) v B = (Click to select) v C= (Click to select) ♥ and D = (Click to select) v The value of V in the circuit is V.A resistor with an unknown resistance is connected in parallel to an 11 Ω resistor. Whenboth resistors are connected in parallel to anemf source of 17 V, the current through theunknown resistor is measured with an ammeter to be 4 A.What is the resistance of the unknown resistor? Answer in units of Ω.
- Three resistors are connected to a 4-V battery, 10,25,20. The internal resistance of the battery is negligible. (a) What is the current through the 15-Ω resistance? A(b) Does this same current flow through the 25-Ω resistance? YesNo (c) What is the voltage difference across the 20-Ω resistance? VIf you try and measure the voltage of a battery with a voltmeter connected in series, you won't get a completely accurate measurement because of the internal resistance of the battery. To see how large this effect is, consider trying to measure the terminal voltage of a 1.585 V alkaline cell having an internal resistance of 49 Ω by placing a 0.85 kΩ voltmeter across its terminals. What current flows in A?The circuit schematic shows a combination of resistors connected to a battery. All resistances are given in Ohms. The voltage of the ideal battery is 32 Volts. (a) If all these resistors were replaced with a single equivalent resistor, what would its resistance be? (b) What is the current supplied by the battery? (c) What is the current through the 125 Ohm resistor? ww ww 225 435 ww 125 Vbatt 325 ww
- (!) THE FOLLOWING QUESTIONS ARE BASED ON THE INFORMATION GIVEN HERE. R ww The emf source, E R, = 5.6 N. The capacitor has a capacitance C = 3.7 µF. 2.1 V, of the circuit shown in the figure has negligible internal resistance. The resistors have resistances R, = 2.6N and 3. R1 A) Determine the time constant T, in units of microseconds for charging the capacitor. Answer: B) What is the charge Q on the capacitor in units of microcoulomb? Answer.Let us assume that a resistor connected across terminals a and b in the following circuit draws a current of 5 A and the voltage drop across 20 Ω resistor is 60 v. What is the value of that resistor between terminal a and b?Please asnwer all parts of the one problem: Consider the three resistors R1 = 17 Ω, R2 = 41 Ω, and R3 = 71 Ω in the configuration shown in the figure. A potential difference ΔV = 4.5 V is applied between A and B. Part (a) Calculate the numerical value of the total resistance R of this circuit, in ohms. Part (b) Calculate the numerical value of the current I traveling from A to B, in amperes. Part (c) Calculate the numerical value of I2 traveling through the resistor R2, in amperes. Part (d) Calculate the numerical value of I3 traveling through the resistor R3, in amperes.