Measurement of Temperature Multiple Choice Questions PDF Download - 1

MCQ 1: In a resistance thermometer, a metal wire shows a resistance of 500 Ω at the ice point and 550 Ω at the steam point. The temperature when resistance is 535 Ω would be

1. 60 °C
2. 65 °C
3. 70 °C
4. 75 °C

MCQ 2: Absolute zero on Kelvin scale is equal to

1. 373 K
2. 273 K
3. 0 K
4. None of the above

MCQ 3: While going through a heap of junk in her garage, Jackie found an uncalibrated mercury thermometer. After a few experiments, she succeeded in calibrating it. Her notes show that the ice point of the thermometer corresponds to 3 cm while the steam point corresponds to 30 cm of mercury. If Jackie's calculations are fine, then length = 15 cm would correspond to

1. 46 °C
2. 44 °C
3. 42 °C
4. 40 °C

MCQ 4: Every temperature measuring instrument makes use of a physical property of a substance in order to measure temperature objectively, which physical property is used by Mercury-in-glass thermometer?

1. Electromotive force
2. Volume of a fixed mass of liquid
3. resistance of a piece of metal
4. Pressure of a fixed mass of gas at constant volume

MCQ 5: Which one of these thermometers is portable as well as simple to use?

1. Constant-volume gas thermometer
2. resistance thermometer
3. Thermocouple
4. Mercury-in-glass thermometer