The four wires shown below are made from the same resistive material. Rank the resistance in the wires from high to low. Explain your answer.

Q: 4. Consider the circuit shown in the figure. The current through the 6.00 ohm- resistor is 4.00 A,…

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Q: For the circuit shown in the figure below, calculate (a) the current through each resistor and (b)…

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Q: Current O A. A O B. B O C. C O D. D B C Which of the following curves of voltage vs current…

A: Current is dependent on voltage between 2 terminals. This is called Ohm's law. More is the potential…

Q: In the circuit shown, the values of the resistors are R1=10Ω, R2=20Ω, R3=30Ω and R4=40Ω. The current…

A: Given- R1=10Ω, R2=20Ω, R3=30Ω and R4=40Ω. I3= 0.200 A

Q: A certain lightbulb has a tungsten filament with a resistance of 18.4 when at 20.0°C and 141 2 when…

A: Given  Resistance, R= 18.4 ohm at 20°C   R = 141 ohm at temperature ,T

Q: A 0.500-meter length of wire with a cross-sectional area of 3. 14 × 10¬6 m meters squared is found…

A: Length (l) = 0.5 m Area of cross sectional (A) = 3.14x10-6 m2 Resistance (R) = 3.885x10-3 ohm we…

Q: What mathematical relationship do you see between voltage and current? with explanation

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Q: A circuit contains three resistors and two batteries as shown in figure below. Find the currents /1,…

A: I1, I2, and I3 are current in different branch of circuits.

Q: An Iron wire at 0 Celcius has resistivity Ro. At which temperature the resistiv- ity of this wire…

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Q: Explain the Resistivity and conductivity of a material?

A: Required : To explain resistivity and conductivity of a material.

Q: In the circuit of the figure below, the current I1 = 2.50 A and the values of ɛ for the ideal…

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Q: There is a potential difference of 1.3 V between the ends of a 10 cm long graphite rod that has a…

A: Given  Potential difference between the ends is ∆V=1.3 V Length of the rod is l=10 cm=0.10m…

Q: Consider the following figure. Note: The currents are not necessarily in the direction shown.…

A: a) The resistors R1 & 24 Ω are connected in parallel connection.So their equivalent resistance…

Q: The potential at the ends of a copper wire is 2 microvolts which has a length of 4m and…

A: Given data: Potential at the ends of copper wire is, V'=2 mV=2×10-3 V. Length of wire is, L=4 m.…

Q: what different values of resistance can you get by combining three 6(Greek capital omega)…

A: We need to find out the different values of resistances possible, by combining three 6 ohms…

Q: A wire made of an unknown substance has a resistance of 125 mΩ.The wire has a length of 1.8 m and a…

A: Given data R=0.125 ΩL=1.8 mA=2.35×10-5 m2

Q: Calculate the total resistance between the points A and B in the picture.

A: The 1 Ω and 2 Ω resistors are in parallel combination, their equivalent resistance can be…

Q: A certain lightbulb has a tungsten filament with a resistance of 17.8 Ω when at 20.0°C and 147 Ω…

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Q: Consider the combination of resistors shown in the figure. What is the equivalent resistance between…

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Q: Based on the voltage-current graph shown, answer the questions below. I/ A 4 2 10 20 The slope of…

A: solution as

Q: Three copper wires are connected to form the triangle shown. Each wire has diameter 2.0mm and…

A: Diameter of each wire is 2.0mm Resistivity of each wire is 1.7×10-8Ohm.m

Q: Please illustrate the following. Only need the diagrams/illustrations and not the answers A…

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Q: Answer the following Choice and explanation

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Q: Given two resistors A and B. Their current - voltage relationship is as shown in below figure.…

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Q: How does the resistance of a wire depend on its length? Explain your answer.

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Q: The current in the circuit below is 1.5 A, and the bulb has a resistance of 6.0 . Compare the…

A: Given data:  Current (I) = 1.5 A Resistance of bulb (R1) = 6.0 Ω Required: Current through battery,…

Q: The resistivity of aluminum is 2.82 × 10 -8 n. m. HINT (a) Find the resistance of an aluminum wire…

A: Given data: Resistivity, ρ=2.82×10-8Ω.m Radius of wire, r=1.28 mm=1.28×10-3m Length of wire, l=1.03…

Q: Añswer the following question/s: 1. Describe what will happen to the resistance offered by a…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Determine the length (in mm) of a gold conductor that has a resistance of 0.019 Ω and a…

A: Given data:  Resistance (R) = 0.019 Ω Cross-sectional area (A) = 2.1 × 10-9 m2 Resistivity of gold…

Q: Copper wiring in a house usually has a diameter of approximately 10mm. What length of copper wire…

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Q: The specific resistivity of copper is 1.724 micro-ohm-cm. Compare the resistance of a copper rod A…

A: We know thatR=ρlAHereR=Resistance of wireρ=Resistivity of wirel=length of wireA=Area of wire

Q: What is the power of a 3.7 V cell phone battery that provides 2.0 A of current?

A: The electric power is given by,

Q: How does the resistance of a wire depend on its radius? Explain your answer.

A: The expression for the resistance of the wire is

Q: How does the resistance of a wire depend on its diameter?

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Q: Wire C and wire D are made from different materials and have length Lc = Lo = 0.9 m. The resistivity…

A: GivenLC=LD=0.9 mFor Wire CρC=2×10-6 Ωm  ,  dC=1 mm=10-3 mFor wire DρD=1×10-6 Ωm  ,  dC=0.5…

Q: For each arrangement of resistors, find the equivalent resistance. In other words, what single…

A: (a)Resistors 8Ω and 24Ω are parallel. Therefore, the equivalent resistance Rp is,

Q: Which of the following affect the resistivity of a wire? a. length b. area of cross section c.…

A: Ohm's Law - According to ohm's law The voltage flowing in the conductor is directly proportional to…

Q: A copper wire has an electrical resistivity of 1.694 µQcm. Determine the resistance of a copper wire…

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Q: Calculate the electric resistance of a gold wire 1.2 mm in diameter and 17 m long if its resistivity…

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