Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
Three properties of a liquid which make it suitable to be used in a thermometer are:
(i) The substance should have a high coefficient of expansion so that it is sensitive to the smallest change in temperature
(ii) The substance should have uniform expansion all over its entire volume
(iii) The substance should have minimum specific heat so that it absorbs minimum heat from the body under measurement.
APPEARS IN
संबंधित प्रश्न
Draw a diagram showing the temperature of various layers of water in an ice covered pond.
Define coefficient of linear expansion.
A small gap is left between two iron rails of the railway track. Why?
What is meant by the lower and upper fixed points of a thermometer?
Explain the following:
Why is the cooling in a refrigerator kept near the top?
Who am I?
I am useful for measuring the correct temperature.
One litre of water at 30o C is mixed with one litre of water at 50o C. The temperature of the mixture will be
______ is the degree of hotness or coldness of a body.
