Advertisements
Advertisements
प्रश्न
State three main characteristics of a thermometric substance.
Advertisements
उत्तर
The main characteristics of the thermometric substances are
(a). The substance should have a high coefficient of expansion so that it is sensitive to the smallest change in temperature
(b). The substance should have uniform expansion all over its entire volume
(c). The substance should have minimum specific heat so that it absorbs minimum heat from the body under measurement.
APPEARS IN
संबंधित प्रश्न
What is the Kelvin scale of temperature?
Why are bridges made of steel girders put on rollers?
Convert the following temperature into Celsius scale:
113oF
A spiral cut from a thick chart paper is pivoted at 0 and is held slightly above a burning candle You will notice that the spiral starts moving. Explain.
Out of metals, liquids, and gases:
Which one is worst conductor of heat?
Where am I?
The mean annual temperature is 25°C around me.
Assertion: When water is heated up to 100°C, there is no raise in temperature until all water gets converted into water vapour.
Reason: Boiling point of water is 10°C.
Thermal energy always flows from a system at higher temperature to a system at lower temperature.
Temperature is related to how fast the atoms within a substance are moving.
What will be the final temperature if 1,68,000 J of heat is absorbed by 2 kg of water at 30°C?
