A platinum resistance thermometer has a resistance of 200 Ω when placed in an ice 0◦C...
A platinum resistance thermometer has a resistance of 200 Ω when placed in an ice 0◦C bath and 204.7 Ω when immersed in a crucible containing a melting substance. What is the melting point of the substance? The temperature coefficient of the platinum is 0.00392 (◦C)−1 . The resistor was calibrated at a temperature of 20◦C. Answer in units of ◦C.
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A platinum resistance thermometer has a resistance of 200 Ω when
placed in an ice 0◦C...
A platinum resistance thermometer has a resistance of 200 Ω when placed in an ice 0◦C...
A platinum resistance thermometer has a resistance of 200 Ω when placed in an ice 0◦C bath and 232.6 Ω when immersed in a crucible containing a melting substance. What is the melting point of the substance? The temperature coefficient of the platinum is 0.00392 (◦C)−1 . The resistor was calibrated at a temperature of 20◦C. Answer in units of ◦C.
A platinum resistance thermometer has a re- sistance of 200 ohms. A platinum resistance thermometer has...
A platinum resistance thermometer has a re-
sistance of 200 ohms.
A platinum resistance thermometer has a resistance of 200 ohm when placed in an ice 0 degree C bath and 290.8 Ohm when immersed in a crucible containing a melting substance. What is the melting point of the substance? The temperature coefficient of the platinum is 0.00392 (degreeC)^-1 . The resistor was calibrated at a temperature of 20 degree C. Answer in units of degree C. A platinum resistance...
A platinum resistance thermometer has resistances of 180.0 when placed in a 0
A platinum resistance thermometer has resistances of 180.0 when placed in a 0
14. Your thermometer, when calibrated reads 102˚C in boiling water and -1˚C in an ice bath....
14. Your thermometer, when calibrated reads 102˚C in boiling water and -1˚C in an ice bath. Explain how you would correct for your thermometer’s inaccuracy in each of the following cases. a. You wish to concentrate a sucrose solution so that it boils at 110˚C. b. You wish to record the correct boiling point of a liquid that boils when your thermometer reads 96˚C. c. You wish to record the correct freezing point of a solution that freezes when your...
At 45?C, the resistance of a segment of gold wire is 67 ?. When the wire...
At 45?C, the resistance of a segment of gold wire is 67 ?. When the wire is placed in a liquid bath, the resistance increases to 177 ?. The temperature coefficient is 0.0034 (?C)?1 at 20?C. What is the temperature of the bath? Answer in units of ?C.
(20) A platinum temperature sensor operates over a broad temperature. Its resistance is related to the...
(20) A platinum temperature sensor operates over a broad temperature. Its resistance is related to the temperature by R Ro Gt+ C2t2, where t is temperature in C and R is in Ω. Suppose one platinum temperature sensor has a resistance of 100 Ω at a reference temperature 0 °C; its resistance is measured as 139.4 Ω at a temperature 1. at a temperature of 200 °C. (a) Find the values of coefficients Ro. C and C2
Question 3 When a sealed bulb containing a gas is immersed in an ice bath, it...
Question 3 When a sealed bulb containing a gas is immersed in an ice bath, it has a gas pressure of 334 Torr. When the same bulb is placed in an oven, the pressure of the gas rises to 755 Torr. What is the temperature of the oven in Celsius? °C
A 100-W lightbulb has a resistance of about 12 Ω when cold (20 ∘C) and 152...
A 100-W lightbulb has a resistance of about 12 Ω when cold (20 ∘C) and 152 Ω when on (hot). Estimate the temperature of the filament when hot assuming an average temperature coefficient of resistivity α=0.0045(C)−1.
A 100-W lightbulb has a resistance of about 12 Ω when cold (20 ∘C) and 124...
A 100-W lightbulb has a resistance of about 12 Ω when cold (20 ∘C) and 124 Ω when on (hot). Estimate the temperature of the filament when hot assuming an average temperature coefficient of resistivity α=0.0045(C)−1.
A 100-W lightbulb has a resistance of about 12 Ω when cold (20 ∘C) and 128...
A 100-W lightbulb has a resistance of about 12 Ω when cold (20 ∘C) and 128 Ω when on (hot). Estimate the temperature of the filament when hot assuming an average temperature coefficient of resistivity α=0.0045(C)−1.
A platinum resistance thermometer has a re-
sistance of 200 ohms.
A platinum resistance thermometer has a resistance of 200 ohm when placed in an ice 0 degree C bath and 290.8 Ohm when immersed in a crucible containing a melting substance. What is the melting point of the substance? The temperature coefficient of the platinum is 0.00392 (degreeC)^-1 . The resistor was calibrated at a temperature of 20 degree C. Answer in units of degree C. A platinum resistance...
(20) A platinum temperature sensor operates over a broad temperature. Its resistance is related to the temperature by R Ro Gt+ C2t2, where t is temperature in C and R is in Ω. Suppose one platinum temperature sensor has a resistance of 100 Ω at a reference temperature 0 °C; its resistance is measured as 139.4 Ω at a temperature 1. at a temperature of 200 °C. (a) Find the values of coefficients Ro. C and C2
Question 3 When a sealed bulb containing a gas is immersed in an ice bath, it has a gas pressure of 334 Torr. When the same bulb is placed in an oven, the pressure of the gas rises to 755 Torr. What is the temperature of the oven in Celsius? °C
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