a series circuit with a voltage source of 15 V and a total resistance of 7.5 k ohm will dissipate how much power

Q: The resistances of three resistors are 12, 15, and 9 ohms. These resistors are connected in parallel…

A: Given,  Three resistors are connected in parallel, let say R1=12 ohm,  R2= 15 ohm,  R3= 9 ohm…

Q: With the switch in the circuit of Figure a open, there is no current in R2. There is current in R1,…

A: First Condition: The circuit diagram is, Assuming the reading of ammeter is I1 when the switch is…

Q: For the Voltmeter-Ammeter method for measuring resistance; the shown circuit is much appropriate for…

A: The given circuit, the voltmeter ammeter method.  It's used to measure resistance .  The given shown…

Q: A spotlight of unknown resistance is placed in parallel with an automobile cigarette lighter of 65…

A: we need to find out spot light resistance.

Q: A 12 volt source with an internal resistance of 1.2 ohms is connected across a wire-wound resistor.…

A: Given:  Brief description: Maximum power transfer theorem is used in an electrical circuit where…

Q: a wire has a resistance R are cut into 2 pieces and the small pieces are connect in parallel…

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Q: solar cell can produce a voltage of 0.5 V and has a current capacity of 0.1 A. How many cells should…

A: We need to find out number of cells required for given current and voltage.

Q: Three resistors A,B and C are connected in parallel. The resistance of A is 12 ohms , and that of B…

A: Combine resistor A and B as a single resistance

Q: In which of the following circuits will the voltage source produce the most current? 10 volts a…

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Q: What is the current that flows through each of the following light bulbs: 40 W, 60 W, 75 W, and 100…

A: RESISTOR (R): A resistor is a passive electrical component with the primary function to limit the…

Q: A light having a resistance of 12 ohm is connected across a 18 V battery. With what resistance must…

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Q: The resistances of three resistors are 12, 15, and 9 ohms. These resistors are connected in series…

A: given circuit

Q: Which of the following is true if a series circuit has unequal resistances throughout the circuit?…

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Q: Four resistors having a value of 100 ohm each are connected in parallel. What is the total…

A: Given Four resistors having value of 100 Ω are connected in parallel

Q: A student wants to measure the current through the resistor Rj for the circuit below. A B R, D Where…

A: Ammeter is device which measures current through circuit . It connected in series with resistance to…

Q: Solve for the nominal resistance value, minimum value and maximum value of this 3-band resistor.…

A: Given, The color code of 3 band resistor is Brown, Red, Gold

Q: A circuit has 3 light bulbs in series.  The resistance of each light bulb is 10 ohms. 1.  a. How…

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Q: Which of the following is true if a series circuit has unequal resistances throughout the circuit?…

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Q: A circuit contains a 1200-ohms, a 2200-ohms, and a 3300-ohms resistor connected in parallel. The…

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Q: The fact that the sum of the resistor voltage drops equals the applied voltage in a series circuit…

A: KVL (Kirchoff's voltage law): It states that sum of all the voltage drops across the impedances and…

Q: 1.Three resistors A, B, and C are connected in series to a 220V supply. If the resistor A is 70Ω,…

A: According to the question we have to find resistance of B and C.

Q: Two 100 watt, 200V lamp are connected in series across a 200 V supply. The total power consumed by…

A: As per the guidelines of Bartleby we have to solve first question only for remaining questions we…

Q: Two bulbs rated at 25 W - 110 V and 100 W - 110 V are connected in parallel across a 220 V power…

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Q: circuit has three resistors connected in series. Resistor R2 has a resistance of 220 Ω and a voltage…

A: In this question we need to find a current through resistor R3

Q: A battery has an open circuit voltage of 12V. When it is connected across two 80 ohm bulbs connected…

A: GivenBattery open circuit voltage=12vcurrent=290 mA

Q: What is the equivalent resistance of five resistors of reesistances 10 ohms in series?     1 Ohm…

A: The 5 resistance each of 10 Ohm each are connected in series. The resultant of the series…

Q: Can I see an example of how to measure a load voltage and current using breadboard with multimeter

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Q: An electrical circuit includes a voltage source and two resistances (50 and 75 Ω) in parallel.…

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Q: For the circuit of the Figure shown, find the following quantities: a The current, I. b. The voltage…

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Q: Resistances can be measured with the help of a  _____________   ohmmeter ammeter wattmeter…

A: DEVICE                         QUANTITY   ohmmeter                     RESISTANCE ammeter…

Q: Four resistances of 10 ohms, 4 ohms, 6 ohms and 5 ohms are connected in parallel. They are connected…

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Q: Answer the following questions pertaining to the following circuit: 6V a 12 Q e 8Ω b d Determine the…

A: The circuit is shown below:  a. The equivalent resistance of the above circuit is,  Req=12||6+8…

Q: Draw a diagram showing how to connect three resistances of equal value so that the combined…

A: Given, Three resistances of equal value. (Let R Ω) After arrangement, Req=112R=32R

Q: If higher voltages are applied to the voltmeter its rated current will be over ranged. To limit the…

A: Choose the correct option The given Statment "If higher voltages are applied to the voltmeter its…

Q: A) Find the total resistance for the circuit in figure 1 B) Find the total resistance for the…

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Q: A circuit has 3 resistors connected in parallel each having 15 ohms of resistance. What is the…

A: Conductance =1/resistance. If there are n resistors of equal resistors R are in parallel then their…

Q: The resistances of four resistors are 2, 3, 5 and 8 ohms connected across 12 volts battery. The…

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Q: Determine the total equivalent resistance, the total current of the circuit, the voltage across each…

A: We will find equivalant resistance by combining resistors in parallel.  Using ohms law we will find…

Q: Determine the total resistance and the total current for a parallel circuit with three resistors, R1…

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Q: What is the value of the total voltage drop in a circuit that consists of 5 loads connected in…

A: Given Data: P = 10 W I = 1 A

Q: In the circuit in figure, the emf from the battery is equal to 30 V, L= 5H, R1 = 10 ohms and R2 20…

A: Initially inductor will be short circuited,calculating current in the resistor R1, Calculating…

Q: How can i solve these problems(For both circuits the voltage of the battery is 9V and the resistance…

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Q: What is the value of the load resistance causing the maximum power to travel and what is the value…

A: The solution can be achieved as follows.

Q: A 3-Ω resistor and 6-Ω resistor are connected in series across a DC supply. If the voltage across…

A: Given two resistors R1 and R2 are connected in series with source voltage Vs . By current division…

Q: Simplify the electrical circuit in the picture 3. Find a replacement resistance of R1,R2,R3,R4,R5…

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Q: Four resistances of 10 ohms, 4 ohms, 6 ohms and 5 ohms are connected in series. They are connected…

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Q: wo resistors, of resistance 3 Ω and 6 Ω, are connected in parallel across a battery having a voltage…

A: Given    Voltage source V = 12 V    Resistances = 3Ω & 6Ω    Resistances are  connected in…

Q: Draw a schematic diagram containing a 2-cell battery (energy source), a switch, and 2 light bulbs…

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Q: Calculate for total resistance, total power , and V 1 when the switch 1 is open

A: To solve above problem, one should know how to find equivalent resistance for series and parallel…

Q: esistances of 125 ohms and 225 ohms. Find the total resistance of the circuit. Find the current in…

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KVL and KCL

KVL stands for Kirchhoff voltage law. KVL states that the total voltage drops around the loop in any closed electric circuit is equal to the sum of total voltage drop in the same closed loop.

Sign Convention

Science and technology incorporate some ideas and techniques of their own to understand a system skilfully and easily. These techniques are called conventions. For example: Sign conventions of mirrors are used to understand the phenomenon of reflection and refraction in an easier way.