The resistance of conductors increases with increase in temperature Select one: True • False X
Q: A resistor made of nichrome wire is used in an application where its resistance cannot change more…
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Q: Answer the following: a) A certain metal cable has a resistance R, and we have another cable of the…
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Q: A resistor made of Nichrome wire is used in an application where its resistance cannot change more…
A: The resistance of a conductor changes with the change in temperature of the conductor as, Here, is…
Q: When the ammeter is connected to the electrical circuit, the total current is O • equal to the…
A: An ammeter is an electrical device used to measure the current flowing in a circuit.
Q: A rod of semiconducting material of lenght L=3 m and cross-sectional area A=4.5 mm^2 lies along the…
A: Given : - Length of the rod , L = 3m Area of cross section , A = 4.5 X 10-6 m2 Resistivity of…
Q: What is the resistance (in units of a) of a wire made of a material with a resistivity of 3.2 x 100.…
A: RESISTANCE
Q: The figure shows cross sections through three long conductors of the same length and material, with…
A: Determine the cross-sectional area of conductor A. AA=(3L)2−(2L)2AA=L2 Determine the cross-sectional…
Q: A composite conductor 10 [m] long consists of an inner core of steel with radius 1.5 [cm] and an…
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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: Saltwater in a cylindrical rubber hose has resistivity of 5.0 N:m. Calculate the factor by which the…
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Q: If 3.00 x 10-3 kg of gold is deposited on the negative electrode of an electrolytic cell in a period…
A: The mass of the gold is The time taken for the deposition of the gold is The molecular weight of…
Q: A wire of Nichrome (a nickel -chromium- iron alloy commonly used in heating elements) is 1.0 m long…
A: Given that---- length of wire L = 1 m. cross section area A = 1 mm2. current I = 4 Amp .…
Q: A sequence of potential differences V is applied across a wire (diameter = 0.32 mm, length = 11 cm)…
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Q: Consider two cylindrical conductors made of the same ohmic material.
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Q: -1 -1 We would like to produce a 1000 ohm resistor from boron carbide having electrical conductivity…
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Q: A copper wire has a resistance of 15.0 Ω at a temperature of 14°C. After a current passes through…
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Q: If two blocks of equal volume are made of the same material. Two resistors are fabricated from the…
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Q: (a) A 35.5-m length of copper wire at 20.0°C has a radius of 0.31 mm. If a potential difference of…
A: Given Data The length of copper wire is:L=35.5 m The initial temperature is:To=20°C The heated…
Q: Digital thermometers often make use of thermistors, a type of resistor with resistance that varies…
A: Given: The resistance at 0.00°C is R0=76.2 Ω, The resistance at t=526°C is Rt=294 Ω.
Q: | Problem 11: In the three-resistor circuit diagram shown here R1 = 5.5 0, R2 = 12 0, R3 = 9.5 2,…
A: Given: The resistance R1 is 5.5 Ω. The resistance R2 is 12 Ω. The resistance R3 is 9.5 Ω.
Q: (a) A 35.5-m length of copper wire at 20.0°C has a radius of 0.31 mm. If a potential difference of…
A: length of copper wire = 35.5 m Initial temperature = 20o C radius (r) = 0.31 mm Potential difference…
Q: If the magnitude of the drift velocity of free electrons in a copper wire is 8.56 × 10' -4 m/s, what…
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Q: Keep Length L and Area A constants Table 3 Length L = 10 cm Cross Sectional Area A= 7.50 cm? No.…
A: To determine: The resistance of the following table,
Q: A transmission line cable of 13 strands of identical copper conductors, each 1.58 mm. The physical…
A: Given: A transmission cable with 13 strands of copper conductors N=13 Diameter of copper…
Q: Digital thermometers often make use of thermistors, a type of resistor with resistance that varies…
A: Given that, Resistance at 00 C is 68.2 ohms and at 5290C it is 224 ohms. We need to find the…
Q: A rod of semiconducting material of lenght L=3 m and cross-sectional area A=4.5 mm^2 lies along the…
A: Current in the material will be same throughout as the material can be considered a combination of…
Q: Shown in the figure below is an electrical circuit containing three resistors and two batteries. I₁…
A: Given circuit,
Q: 3- The resistance of a copper wire is 3.35 0 at 0 °C. What is its resistance at 50 °C? For copper, a…
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Q: The filament in a household light bulb is made of tungsten, which has a resistivity of 1.15x10-6 m.…
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Q: A platinum wire with resistance 1.0 N at 20 °C is immersed in liquid nitrogen at -195.9 °C. If the…
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Q: If R is the total resistance of two resistors which are connected in parallel with resistances R1…
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Q: What is the resistance of a cylindrical metallic wire that has the following characteristics:…
A: Resistivity mathematically may be defined as, R=ρlA l is the length and A is area of the resistor.…
Q: In order to double its resistance, by how much would you have to increase the temperature of a piece…
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Q: The figure below shows a cross section of half cylindrical conductive material of o=3 x 10' S/m,…
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Q: ▼ Part A What value resistor will discharge a 2.40 μF capacitor to 20.0 % of its initial charge in…
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Q: 4) a) In figure given below, Ri=10 2, R2=20 Q, and the ideal batteries have emfs E1=20 v and Ez-50…
A: Given : R1 = 10 Ω R2 = 20 Ω E1 = 20 V E2 = 50 V
Q: Find the tolerance value of the resistance?
A: The answer is given below
Q: Which wire has higher resistance if a wire of length 2m and another wire of length 5m are made up of…
A: The 5 m wire has higher resistance Resistance is directly proportional to the length of the wire,…
Q: A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 38.8 2 at 20.0°C. If…
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