A uniform wire of resistance R iscut into three equal lengths. One of these isformed into a circle and connected betweenthe other two What is the resistancebetween the opposite ends a and b?

Q: Consider two resistors, R₁ and R₂, connected in parallel. Derive the expression that gives the total…

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Q: For the Circoi't shown in the figure, I=0.50A ond R=122, R. -TE as What is the eauivalent resistanae…

A: given,I=0.5 AR=12 Ω

Q: Suppose you wish to fabricate a uniform wire out of 1.20 g of copper. If the wire is to have a…

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Q: Wire 1 has a length L and a circular cross section of diameter D. Wire 2 is constructed fromthe same…

A: The resistance is given by, R=ρLA Thus, the resistance of the first wire will be, R1=ρLπD22

Q: ire of length 100 cm and resistance 10/cm is cut into two parts and these are coected in parallel.…

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Q: A person with body resistance between his hands of 10.0 kΩ accidentally grasps the terminals of a…

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Q: Problem 7: Suppose you have an extension cord having a resistance of 0.065 2…

A: Part (a)Potential difference is,

Q: A melliammelee has a resistance of 5 ohm & can read a maximum of 20 m & How will you use it as…

A: To find- A high resistance (R) is to be used in series with the milliammeter so that the current…

Q: A 6.00 V battery delivers a steady current of 1.25 A for aperiod of 1.50 hours. Calculate the total…

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Q: The resistance of the resistors in the below circuit are given as R=4 0 and R'-6 0. If the…

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Q: For the circuit shown in the figure, calculate the following. (Assume & = 8.04 V and R = 5.94 2.)…

A: Given,  A circuit with E = 8.04 V.  R = 5.94 ohm.

Q: A portion of a circuit is shown, with the values of the currents given for some branches. 42A 14A t…

A: Kirchhoff's current law states that current flowing into node is equal to current flowing out of the…

Q: The interior of thehuman body has an electrical resistivity of 0.15 Ω # m. (a) Estimatethe…

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Q: Once you double the length of a conductor and choose a wider one (conducting cable) with double…

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Q: For problem 55(a) calculate the radial distance in cm if the current in the wire is 4.07 A!! (5 sig…

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Q: Aire of length 100 cm and resistance 12/cm is cut into two parts and these are comcted in parallel.…

A: Given :length of wire = 100 cmResistance = 1ohm/cmEffective resistance = 24 ohms

Q: A wire of resistance 5.0 ohm is connected to a battery whose emf is 2.0 V and whose internal…

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Q: Suppose a n electrical wire is replaced with one having every linear dimension doubled (i.e., the…

A: if length of 1st wire is l and radius is r after replaced the wire length is l1 =2l and radius r1…

Q: Eleven equal wires each of resistance R form the edges of an incomplete cube. Find the total…

A: Eleven wire has resistance R. By using Kirchhoff's voltage law..we can calculate answer.

Q: A long uniform rod of electrically resistive material has a resistance of Roriginal =1Ω. The rod is…

A: Suppose a  long uniform rod of electrically resistive material has a resistance of Roriginal=1Ω. The…

Q: "You are asked to make a 13 2 resistor with a spool of wire of radius 7.5 × 10-5 m and resistivity…

A: given  R = 13 ohm  Resistivity = 1.68 × 10-8 ohm  r = 7.5×10-5 m  Using formula

Q: B R₁ ≤ R₂ www H ww Rs www R₂3 www R₁3 Ro ww

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Q: (a)What is the equivalent resistance (Req) ofthis circuit? (b)What is the total current ofthis…

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Q: (a) Find the resistance (in 0) that must be placed in parallel with a 11.0 0 galvanometer having a…

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Q: Suppose an electrical wire is replaced with one having every linear dimensiondoubled (i.e., the…

A: We know that the resistance of a wire is given by, R=ρLAwhere,ρ=resistivity of the wire  L= length…

Q: A wire of length L and resistance R is cut into 4 equal pieces. If the 4 pieces are now twisted…

A: Length of the wire is L.Resistance is R.The wire is cut into four equal sizes of length L/4.

Q: Compute for the thevenin resistance of the circuit across node AB Current Source = 1 A, All…

A: Given, Current is, i=1A All resistance is, R=R1=R2=....=R10=1 kΩ

Q: Consider the circuit shown below. An ammeter is attached to it to measure current through R4.…

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Q: The length of a wire is doubled and the radius is halved. By what factor does the resistance change?

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Q: In the circuit shown if the wire AB has a length of one meter, the galvanometer G reads zero at…

A: Wheatstone bridge is an electrical circuit used to measure an unknown electrical resistance by…

Q: A copper wire of radius r and length lhas a resistance of R. A second copper wire with radius 2r and…

A: The resistance is given by  R = ρLA where, L is the length and A is the area.

Q: Consider the thrce circuits (a, b, c) shown in the Figure. In which circuit is the dissipated…

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Q: Initially, two resistors R1 and R2 are connected in series. The connection of the terminals of R1…

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Q: A metal wire of resistance R is cut into eight equal pieces that are then placed together side by…

A: The initial resistance of the wire is given as R. Now there can be two ways to solve this question.…

Q: Which of the following circuits does NOT have a single effective resistance?

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Q: Find the current flowing through resistor R3 in the circuit shown in the figure (E1 = 5 V, E2 = 10…

A: GivenR1 = 4Ω         R3 = 1ΩR2 = 2Ω         ∈1 = 5V                          ∈2 = 10V

Q: Eleven equal wires each of resistance R form the edges of an incomplete cube. Find the total…

A: We need to compute- Total resistance from one end of vacant edge of cube=? The data given- Assume…