Scales of Temperature Multiple Choice Questions (MCQs) PDF Download - 20

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

According to kinetic molecular model, in gases,

1. The particles are closely packed together, they occupy minimum space and are usually arranged in a regular pattern
2. The particles occur in clusters with molecules slightly further apart
3. The molecules are very far apart and occupy all the space made available to them
4. The particles vibrate about fixed positions and are held together by the strong intermolecular bonds between them

Unit for specific latent heat is

1. Watts per Joule
2. Joules per Watt
3. Joules per Kilogram
4. Pascal per Watt

Zinc as the specific heat capacity of

1. 250 J kg^-1 °C^-1
2. 315 J kg^-1 °C^-1
3. 390 J kg^-1 °C^-1
4. 415 J kg^-1 °C^-1

300 g of water requires 30000 J of thermal energy to raise the temperature from 25 °C to 85 °C. The heat capacity of the water is

1. 100 J K^-1
2. 200 J K^-1
3. 400 J K^-1
4. 500 J K^-1