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प्रश्न
Give one example where high specific heat capacity of water is used as heat reservoir ?
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उत्तर
To avoid freezing of wine and juice bottles.
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संबंधित प्रश्न
Define heat capacity and state its SI unit.
A mass m1 of a substance of specific heat capacity c1 at temperature t1 is mixed with a mass m2 of other substance of specific heat capacity c2 at a lower temperature t2. Deduce the expression for the temperature t of the mixture. State the assumption made, if any.
Name the radiations for which the green house gases are transparent ?
Give two reasons as to why copper is preferred over other metals for making calorimeters.
Will the value of specific heat’capacity and specific latent heat of a substance change if the scale is °F instead of °C?
A piece of ice is heated at a constant rate. The variation of temperature with heat input is shown in the graph below:
(i) What are represented by AB and CD?
(ii) What conclusion can you draw regarding the 110°c nature of ice from the above graph?
Calculate the amount of heat released when 5.0 g of water at 20°C is changed into ice at 0°C.
(Specific heat capacity of water = 4.2 J/g°C
Specific latent heat of fusion of ice = 336 J/g)
_______ is defined as the amount of heat required to raise the temperature of 1kg of a substance by 1°C.
Which of the following substances (A, B and C) has the highest specific heat?
Observe the following diagram and answer the questions given below:
Specific heat capacity of metals
- Which element has maximum specific heat capacity? Justify.
- Which element has minimum specific heat capacity? Justify.
- Define specific heat of object.
