3. A platinum resistance thermometer has a resistance of 225 W at 20°C. When the thermometer is placed in a furnace , its resistance rises to 448 W. What is the temperature of the furnace?
Q: The resistance of a uniform copper wire 50.0 meters long and 1.15 mm in diameter is 0.830 ohms at…
A:
Q: A resistor is found to have a resistance of 100Sat 20°C and a resistance of 112 at 55° What is the…
A: Electricity.
Q: A thermometer made of Platinum has a resistance of 50 N at 20 C, what is the measured temperature…
A: Given data: Reference resistance Ro = 50 Ω Reference temperature To = 20 °C Resistance at…
Q: 1. What length of copper (p=1.78 x 10-80m) wire 1.2 mm in diameter is needed to make a 20-Q resistor…
A: Given that,Resistivity of copper : ρ = 1.78×10-8 (Ohm.m)Diameter : D = 1.2 (mm)Radius : r = D2 =…
Q: 6 A nichrome wire and an aluminum wire, each with the same initial resistance, have the same change…
A: Given: Resistivity constant and thermal constant of Nichrome and aluminum wire are as follows,…
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: 1. What current flows through a 0.50 mm diameter wire of Platinum that is 80.0 cm long, when 12 V is…
A:
Q: Aluminum, copper, gold, and nichrome wires of equal lengths of 1.0 10-1 meter and equal…
A: Given Length (L)= 1.0 × 10-1 m Area of cross section (A) = 2.5 10-6 m2 Temperature (T) = 20 ° C…
Q: A thermometer made of Platinum has a resistance of 50 N at 20 C, what is the measured temperature…
A:
Q: An aluminum resistance thermometer consists of a coil of 5.8273 mm diameter wire in a coil.…
A:
Q: A block of gold of volume 232 mm is used to make a wire 78.9 m long. What is the resistance (in 0)…
A:
Q: The wiring in a house must be thick enough so it does not become so hot as to start a fire. What…
A: Given that Maximum current through wire = 35 A Maximum power dissipated in wire = 1.5 W Now we know…
Q: A thermometer made of Platinum has a resistance of 50 N at 20 C, what is the measured temperature…
A:
Q: A 4.5m length of copper wire at 25°C has a radius of 0.30mm if a potential difference of 12.0V is…
A: The resistance of a conductor depends on temperature and is given by the relation R = Ro[1 + αΔT]…
Q: A thermometer made of Platinum has a resistance of 50 2 at 20 C, what is the measured temperature…
A: Given, Resistance (R1)= 50 ohms at 20 degrees Resistance (R2)=78.5 ohms Temperature coefficient of…
Q: A thermometer made of Platinum has a resistance of 50 at 20 C, what is the measured temperature (in…
A:
Q: .A burning lamp is marked 800 kW, 230 kV. (a) How much current flows through the lamp? (b) What is…
A: Note: Asper Bartleby guidelines only one question has to be solved at a time. Upload other parts…
Q: The Iceberg Kid, infamous for imposing a deep freeze on whoever disagrees with him, discovers that…
A: Given., Thermal energy is generated W = 177 J For time t = 7.69 Voltage V = 12 V We know the…
Q: 1. An unknown alloy is subjected to an electric field of 25 V/m, and has a current density of 1.45 ×…
A:
Q: 10. An aluminum wire (resistivity at 20°C of 2.65x10-8 2m, temperature coefficient of 0.00429/°C) is…
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: The resistivity of certain metals becomes zero at :Select one а. О b. Very low temperatures .c Very…
A: From question: A metal's resistivity is a function of temperature; it rises as the temperature…
Q: A nichrome toaster wire, initially at room temperature, carries 2.75 A immediately after it s turned…
A: Given: At room temperature Ti =20 ℃ current in the nichrome wire, Ii = 2.75 A When the temperature…
Q: 2. A 50 m long wire with a cross-sectional area of 5.5 mm2 has a resistance of 31 Ω at 0 °C.…
A:
Q: A copper wire has a resistance of 0.5000at 20.0°C, and an iron wire has a resistance of 0.525 at the…
A: Given that-Initial resistance of the copper wire, R0Cu= 0.500ΩInitial resistance of the iron wire,…
Q: block
A: The relation between the heat transfer and the temperature change for a specific material is given…
Q: An iron wire is used to determine the melting point of material X. The resistance of the iron wire…
A:
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: 3. Pure water has very few ions (about 1.20 × 1014 ions per cubic centimeter), giving it a high…
A:
Q: 1. Particles with a charge of +3e are incident on a target. If the beam of particles carries a…
A:
Q: An iPhone battery stores 6.55 Wh of energy. How many iPhones could be charged in one day by a small…
A: Area of solar panel = 0.54 × 0.35 =0.189 Total energy received in a day = 5.47 × 0.189 KWh/day…
Q: A resistor has a temperature coefficient of 0.0009/9C. If the resistor has a resistance of 450 2 at…
A: The resistance of an circuit is the opposition that a circuit offers to the current that flows…
Q: A thermometer made of Platinum has a resistance of 50 2 at 20 C, what is the measured temperature…
A:
Q: A certain laboratory experiment requires an aluminum wire of length of 23.0 m and a resistance of…
A: Given data: Length (L) = 23.0 m Resistance (R) = 2.20 Ω Resistivity (ρ) = 2.82×10-8 Ω.m Required:…
Q: 3. Determine the thermal coefficient of resistance of copper at 50°C, then use this value to…
A: We have to find the thermal coefficient of resistance of copper as 50 degree Celsius.
Q: A thermometer made of Platinum has a resistance of 50 2 at 20 C, what is the measured temperature…
A: Resistance at temperature T, is given by, R=R01 + α(T-T0) Where, R0 is resistance at temperature…
Q: 8. A heating element using nichrome connected to a 230 V supply draws an initial current of 3.2 A…
A:
Q: A 2.0 cm long tungsten filament in a florescent light bulb has a radius of 0.3 mm. Assume constant…
A: Given: length (l) = 2 ×10-3 m Resistivity (p) = 5.6 × 10-8 ohm m i) Cross sectional area (A) =…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images