Ohms Law: Copper wires in houses typically have a diameter of about 1.5 mm. How long a wire would have a 1.0 Ω resistance? Note that ??????? = 1.68 ? 10−8 Ω . m

Q: If the 0.185 mm diameter tungsten filament in a light bulb is to have a resistance of 0.103 Ω at…

A: Given data:   Diameter (d) = 0.185 mm = 0.185×10-3 m Resistance (R) = 0.103 Ω Resistivity (ρ) =…

Q: a o R R 120 N{ {40 N 5.0 N bo

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Q: what diameter must be chosen for the new wire?

A: Given: Initial length of wire is Li=4.635 m Initial diameter of wire is di=6.53 mm Length of new…

Q: What length of copper (ρ = 1. 78 x 10−8Ωm) wire 1.2 mm in diameter is needed to make a 20-Ω resistor…

A: For copper wire, the resistance of a wire can be determined as, Here, ρc, Lc and A represent the…

Q: What is the resistance of resistor C?

A: Given, Current,I=3 A, IB=1 A Voltage,VA=2 V,VD=4 V,V=9 V

Q: Three resistors, 28, 46, and 76 Ω, are connected in series, and a 0.49-A current passes through…

A: (a) Since the resistors are connected series, the equivalent resistance is the sum of the given…

Q: What is the equivalent resistance between points a and b? What voltage would a power source need to…

A: Equivalent resistance in series R = R1 + R2  Equivalent resistance in parallel 1/R = 1/R1 + 1/R2

Q: Where a 9 V battery is connected to a network of resistors with R1 = 72 Ω, R2 = 132 Ω, R3 = 18 Ω,…

A: Answer: The correct option is a.) 0.0625 A.   Explanation:   Given, e = 9V R1 = 72Ω, R2 = 132Ω, R3 =…

Q: In the circuit segment shown if /= 7 mA and Q = 50 µC, what is the potential difference, VA - VB %3D…

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Q: If the 0.190 mm diameter tungsten filament in a light bulb is to have a resistance of 0.122 N at…

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Q: 12 V 6Ω ΧΩ What is the equivalent resistance of the two resistors in parallel if X is 7? Answer:

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Q: What is the resistance of Part A A 1.1-m-long gold wire that is 0.50 mm in diameter? Express your…

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Q: A certain wire has a resistance of 140 Ω. What is the resistance of a second wire, made of the same…

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Q: Determine the current through the 50 load resistor in the circuit shown below. Battery 1 r1 1 Ohm V1…

A: Circuit Diagram:

Q: You have three resistors R1 = 422 Ohms, R2 = 271 Ohms & R3 = 426 Ohms. What is the maximum…

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Q: Q7]a A sample of copper wire with 50 Q resistance at 10 °C. Calculate the maximum operation…

A: **As per our company guidelines we are supposed to solve only one question (if there are multiple…

Q: Three resistors, R1 = 17.3, R2 = 13.2, R3 = 78.0, are connected in series across a 16.6 V battery.…

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Q: The equivalent resistance of two resistors when connected in series and in parallel are 32Ω and 6Ω…

A: When you have a series circuit, the total resistance can be found by adding the resistance of each…

Q: What is the voltage between points a andb (AVab = Vb-Va) if R1 = 4.00 Q, R2 and R3 are unknown,…

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Q: The battery voltage is 66.3 V, and the resistances are R1 = 140 Ohms; R2 = 153 Ohms; R3 = 117 Ohms;…

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Q: The emf of a battery is 12.0 volts. When the battery delivers a current of 0.500 ampere to a load,…

A: Given data: The emf of battery is ε=12.0 V. The current delivered to load is I=0.5 A. The potential…

Q: The four resistors in the figure have an equivalent resistance of 16Ω. The resistances are as…

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Q: )If a certain silver wire has a resistance of 8.40 Ω at 16.0°C, what resistance will it have at…

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Q: In (Figure 1) the battery has emf 43.0 V and negligible internal resistance. R1 = 7.00 Ω . The…

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Q: Problem 12: A piece of 12-gauge copper wire has a length of 4.25 m. The tables provided may be a…

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Q: If the 0.140 mm diameter tungsten filament in a light bulb is to have a resistance of 0.290 Ω at…

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Q: If the 0.100-mm diameter tungsten filament in a light bulb is to have a resistance of 0.200 Ω at…

A: Given - Diameter of tungsten filament ,d = 0.100 mm =0.100 x 10-3 m  Resistance of tungsten…

Q: If the unknown resistor, R, is 20 Q, what is the voltage drop across that resistor, R? 10 0 10Ω. 10…

A: Solution:Here R1, R2 are in series thus…

Q: The battery voltage is 66.9 V, and the resistances are R1 = 163 Ohms; R2 = 83 Ohms; R3 = 167 Ohms;…

A: Given,

Q: If the 0.100 mm diameter tungsten filament in a light bulb is to have a resistance of 0.162 2 at…

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Q: Suppose you wish to fabricate a uniform wire from 1.10 g of copper. The wire is to have a resistance…

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Q: Cylindrical sinker and lead wires of the same length have the same resistance. What is the ratio of…

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Q: An aluminum wire has a diameter of 2.59 mm. How many meters of this wire is needed to give a…

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Q: Choose the correct Answer? Q1: The length of copper wire with diameter (1mm), have a resistance of…

A: We know that the resistance of a wire of length L, cross section area A and resistivity ρ, is given…

Q: A battery with internal resistance r= 0.16ohm and emf ɛ= 404 V is connected to the ends of resistors…

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Q: 12.0 Ω Μ Μ 5.00 Ω 4.00 Ω Μ 6.00 Ω 8.00 Ω (a) Find the equivalent resistance between point a and b. Ω…

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Q: (a) What is the resistance of a 315 Ω, a 2.50 kΩ, and a 4.00 kΩ resistor connected in series? Ω (b)…

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Q: R2 R1 R3 RA

A: Let the current produced by the battery be I. In the circuit, R3 and R4 are in parallel. Find the…