A resistor made of Nichrome wire is used in an application where its resistance cannot change more than 1.45% from its value at 20.0°C. Over what temperature range can it be used (in °C)? lowest temperature °C highest temperature °C

Q: A common flashlight bulb is rated at 0.28 A and 2.7 V (the values of the current and voltage under…

A: We know, T=T0+1αRR0-1 where, T0 is the room temperature  α is the coefficient of resistivity R is…

Q: 15. A 2.50-m cylindrical rod of diameter 0.500 cm is connected to a power supply that maintains a…

A: Solution:  Voltage across the rod, V = 18.0 V  Length of the rod, L = 2.50 m = 250 cm  Diameter, d…

Q: A thermometer made of Platinum has a resistance of 50 2 at 20 C, what is the measured temperature…

A: Given data: Radius R=19.8 cm=0.198m Dielectric constant k =2.16

Q: A thermometer made of Platinum has a resistance of 50 at 20 C, what is the measured temperature (in…

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Q: A resistor made of nichrome wire is used in an application where its resistance cannot change more…

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Q: A length of aluminum wire has a resistance of 14.00 at 32.0°C. When the wire is warmed in an oven…

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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: At room temperature (27.0 °C) the resistance of a heating element is 100 Ω. What is the temperature…

A: Given,

Q: A certain metal wire has a cross-sectional area of 1.0 cm² and a resistivity of 1.7 x 10-8. m. What…

A: Given data:   Area (A) = 1.0 cm2 = 1.0×10-4 m2 Resistivity (ρ) = 1.7×10-8 Ω.m Resistance (R) = 1.0 Ω…

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

A:

Q: n electronic device designed to operate at any temperature in the range from -17.6°C to 57.9°C…

A: The relation between resistance and temperature is given by:- ∆R= Rα∆T Where; ∆R= change in…

Q: pper wire has a resistance of 0.525 N at 20.0°C, and an iron wire has a resistance of 0.560 N at the…

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Q: The resistance of a wire that is 105 cm long is 20.5 Q. After the temperature change, its resistance…

A: Information Given:- Length of the wire is l=105 cm Initial resistance of the wire is R0=20.5 Ω…

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

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Q: Aluminum has a resistivity of 2.65 × 10-8 2 × m. What is the resistance of 15 m of aluminum wire…

A: We have given        Resistivity (Rho) = 2.65 × 10-8 ohm_meter And.             Length (l) = 15 m…

Q: At 20°C, the carbon resistor in an electric circuit connected to a 5.0-V battery has a resistance of…

A: The variation of resistance with temperature is given by,

Q: To what temperature must you raise a gold wire (c = 0.0034), originally at 20.0°C, to double its…

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Q: 15. A 2.50-m cylindrical rod of diameter 0.500 cm is connected to a power supply that maintains a…

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Q: Resistivity (A-m) 2.65 x 10 Material Aluminum Соpper Gold Iron | 1.68 x 10 244 x 10 9.71 x 10…

A:

Q: A copper wire has a resistance of 0.510 Ω at 20.0°C, and an iron wire has a resistance of 0.543 Ω at…

A: Resistance is directly proportional  to the temperature of a body. We will use the formula for the…

Q: The resistance of a copper wire at 20°C is 50 ohms. What will be the resistance in the wire if the…

A: Given value--- Resistance = 50 ohm. temperature T1 = 20 degree . temperature T2 = 75 degree .…

Q: What is the resistance in a wire made of aluminum with a length of Ikm and a radius of 2 mm? 1

A: Resistance of  material is given as R=ρLAρ=resistivity of a materialA= cross-section area of the…

Q: A battery of 12 V and internal resistance (1) is connected to a load resistor R= 20. The potential…

A: Given that,Voltage : V = 12 (V)Resistance : R = 2 (Ohm)Potential difference : V = 10 (V)Here we need…

Q: A given copper wire has a resistance of 5.02 Ω at 20.0°C while a tungsten wire of the same diameter…

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Q: What current flows through a 2.15 cm diameter rod of pure silicon that is 20.5 cm long, when 1000 V…

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Q: The resistivity of gold is 2.44 x 10-82-m at a temperature of 20°C. A gold wire, 1.8 mm in diameter…

A:

Q: 8. The resistance R and temperature T for an electric conductor is given as R =r +aT with r as the…

A: dependence of resistance (R) on the temperature is given as : R = r + aT where r is the resistance…

Q: An aluminum resistance thermometer consists of a coil of 5.8273 mm diameter wire in a coil.…

A: Resistance of a wire is given by R = p l / A Where  p is resistivity of material of wire  l is…

Q: A copper wire has a length of 34.0 m and a resistance of 5.00 Q at 20.0°c. Assuming a circular…

A: Given- Length of copper wire l=34 m Resistance R=5Ω The resistivity of copper ρ=1.7×10-8 Ω-m

Q: A thermometer made of Platinum has a resistance of 50 N at 20 C, what is the measured temperature…

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Q: e same wire at -88.0°C, what current should she expect (in A)? The temperature coefficient of…

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Q: What is the smallest resistance you can make by combining them?

A: Given data :  R = 1.2 kΩ = 1.2×103 Ω Total number of resistors = 6

Q: At 20°C, a 7.5 m long copper wire has a cross-sectional diameter of 1 mm. What is the copper wire's…

A: initial temperature = t1= 20 degree centigrade final temperature = t2= 50 diameter = 2r = 1 mm

Q: A resistor made of Nichrome wire is used in an application where its resistance cannot change more…

A: We have a nichrome wire which has a resistance say Ro at 20oC and it cannot change more than 1.35%…

Q: A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 40.0 Q at 20.0°C. If…

A: Given, length of wire=3m cross-sectional area=0.450mm^2 Resistance Ro=40 ohm at 20 c Resistance…

Q: Consider a thin aluminum wire with diameter d= 6 mm The resistivity of aluminum is 2.65x10-8 Q.m.…

A: Recall R=ρL/A

Q: Resistor 1 at 15.00 degrees Celsius has a value of 76.18 ohms. Resistor 2 at 33.80 degrees Celsius…

A: The variation of resistance with temperature is given by the formula R=R0( 1+α(T-T0)Where, R0 is the…

Q: Cell membranes contain channels that allow K+ ions to leak out. Consider a channel that has a…

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Q: What is the resistance of a resistor with the following colors: red, yellow, green, and silver?…

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Q: A 2 m long gauge 14 copper wire (diameter 1.624 mm, resistivity 1.72 × 10-8 Ωm) replaces a similar 2…

A:

Q: A wire 3.00 m long and 0.450 mm² in cross-sectional area has a resistance of 40.2 2 at 20.0°C. If…

A: Given Data:Length the of the wire is cross section area of wire is Initial resistance of wire is…