The resistance of the platinum wire of a platinum resistance thermometer at the ice point is 5 2 and at steam point is 5.39 2. When the thermometer is inserted in a hot bath, the resistance of the platinum wire is 5.795 Q. Calculate the temperature of the bath.
Q: You are working at a company that manufactures electrical wire. Gold is the most ductile of all…
A: resistance, R=ρlA where, ρ=resistivity of gold=2.44×10-8Ωm l=length of the wire A=surface area of…
Q: A gold resistance thermometer has a resistance Ro = 70.0Ω at To = 20°C. The temperature coefficient…
A: SOlution: given that Ro = 70.0Ω To = 20°C Temperature coefficient of resistance is 3.4x10-3°C R…
Q: A thermometer made of Platinum has a resistance of 50 at 20 C, what is the measured temperature (in…
A:
Q: The resistance of a thin silver wire is 1.0 32 at 0°C. The wire is placed in a liquid bath and its…
A: Resistance is a measure of the opposition to current flow in an electrical circuit. Here,we…
Q: A toaster has a Nichrome (a=4.5×104 °C-) heating element that has a resistance of Ro= 80 2 at a…
A: The relation between the resistance and the temperature is given by, Here, R, Ro, T, To and α…
Q: A toaster has a Nichrome (a-4.5 10 C) heating element that has a resistance of Ro 80 at a…
A:
Q: When initially at 25 C, the power being supplied to a 555 Ohm resistor in a circuit is 7.5 W. Over…
A:
Q: A length of aluminum wire has a resistance of 14.00 at 32.0°C. When the wire is warmed in an oven…
A:
Q: A certain laboratory experiment requires an aluminum wire of length of 22.0 m and a resistance of…
A:
Q: A tungsten filament of 1 mm² with a length of 1.5 cm is used as a heating element. If the operating…
A: The resistance of a material will depend on the resistivity, length, and area. Resistivity depends…
Q: What is the fractional change in the resistance of an iron filament when its temperature changes…
A: The ideal expression for the resistance (R) of a substance at temperature (θ °C) with the…
Q: An engineering intern is studying the effect of temperature on the resistance of a current carrying…
A: Consider the first case, initial temperature, T = 20 oC Final temperature, T1 = 54 oC Change in…
Q: A platinum resistance thermometer has resistances of 210.0 2 when placed in a 0°C ice bath and 234.8…
A: Given information: The resistance of platinum thermometer when placed at 0 oC, R1=210.0 Ω The…
Q: As the temperature of a metal rod varies, so does the resistance and the dimensions of the rod. If a…
A: At T=20°, the resistance of the rod is given by R20=ρ20l20A
Q: A wire of length L and 3 identical cells of negligible internal resistances are connected in series.…
A:
Q: A common flashlight bulb is rated at 0.24 A and 2.2 V (the values of the current and voltage under…
A:
Q: The resistance of a resistor at 3 degrees Celsius is given as 36 ohms. Determine the resistance, in…
A: Given Data: The initial temperature is, T = 3°C. The initial resistance is, R = 36 Ω. The final…
Q: A 500.0 kV power line is delivering 250.0 MW of power. It consists of a copper wire has a radius of…
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: What is the resistance of a 21-cm-long column of blood in a 0.80-cm- diameter femoral artery? The…
A:
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: In one form of plethysmograph (a device for measuring volume), a rubber capillary tube with an…
A: Given:- A rubber capillary tube with an inside diameter of d = 1.41 mm is filled with mercury at…
Q: A toaster has a Nichrome (a-4.5x104 c) heating element that has a resistance of R 80 0 at a…
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: The variation in electrical resistance with temperature can be used to make precise temperature…
A:
Q: A certain laboratory experiment requires an aluminum wire of length of 35.0m and a resistance of…
A:
Q: An aluminum wire has a length of 27.0 m and a resistance of 4.30 2 at 20.0°C. Assuming a circular…
A:
Q: A length of aluminum wire has a resistance of 36.0 at 24.0°C. When the wire is warmed in an oven and…
A: Given: At 24° C , Resistance = 36 ΩAt temperature T , resistance = 51.5 ΩTemperature coefficient of…
Q: At room temperature (27.0 °C) the resistance of a heating element is 100 2. What is the temperature…
A: Given that - room temperature Resistance at room temperature Resistance at increased temperature…
Q: To what temperature must you raise a gold wire (c = 0.0034), originally at 20.0°C, to double its…
A:
Q: A common flashlight bulb is rated at 0.37 A and 2.2 V (the values of the current and voltage under…
A:
Q: An aluminum wire has a resistance of 3.50 Ω at 26.0°C. Determine its resistance (in Ω) at 426°C. The…
A:
Q: Of what material is a resistor made if its resistance is 40.0% greater at 100°C than at 20.0°C?
A: Given, Resistance is 40.0% greater at 100°C than at 20.0°C Let T1=20 c T2=100c Resistance at 20c=Ro…
Q: A silver wire has a length of 33.0 m and a resistance of 2.60 2 at 20.0°C. Assuming a circular…
A:
Q: A block of aluminum of volume 340 mm is used to make a wire 13,4 m long. What is the resistance (in…
A: Given: The volume of aluminum is 340 mm3. The length of the aluminum wire is 13.4 m. The resistivity…
Q: A length of aluminum wire has a resistance of 22.0 omega at 14.0 degrees celcius. When the wire is…
A:
Q: The measurable resistance of a wire with a length of 2.4 m and a vertical cross section of 0.03 cm2…
A:
Q: What current flows through a 2.15 cm diameter rod of pure silicon that is 20.5 cm long, when 1000 V…
A:
Q: A toaster has a Nichrome (oa-4.5x10 °C) heating element that has a resistance of Ro- 80 2 at a…
A: Given: Temperature coefficient of resistance of given wire: α=4.5×10-4 [°C-1] Initial resistance of…
Q: A length of aluminum wire is connected to a precision 10.00-V power supply, and a current of 0.4212…
A:
Q: A nichrome wire and an aluminum wire, each with the same initial resistance, have the same change in…
A: Given 𝜌𝐴𝑙=2⋅82×10−8𝛺−𝑚 𝛼𝐴𝑙=3⋅9×10−3𝑜𝐶−1 𝜌𝑛𝑖=2⋅5×10−6⋅𝛺−𝑚 𝛼𝑛𝑖=0.4×10−3𝑜𝑐−1
Q: Calculate the resistance of a 1.2 meter copper wire with a cross-sectional area of 1.0 x 10m?.
A: as per our guidelines we are supposed to answer only one question. Kindly repost other questions as…
Q: A copper wire is found to be having a resistance of 106.95 m at normal temperature. If the…
A: Resistance of a material is defined by its length, area, and resistivity. Resistivity is an…
Q: The resistance of a resistor at 5 degrees Celsius is given as 43 ohms. Determine the resistance, in…
A: Given : RT=5=43Ω α=0.00821/°C To find : RT=24 The resistance of a resistor at…
Q: Two cylindrical bars that have the same length of 1.30 m, are welded together in parallel. One bar…
A: Resistance in parallel 1/R = 1/R1 + 1/R2
Step by step
Solved in 2 steps
