Advertisements
Advertisements
Question
From the options given below the specific heat of _______ is maximum.
Options
copper
silver
iron
mercury
Advertisements
Solution
From the options given below the specific heat of iron is maximum.
APPEARS IN
RELATED QUESTIONS
Water in lakes and ponds do not freeze at once in cold countries. Give a reason is support of your answer.
During the phase change does the average kinetic energy of the molecules of the substance increase?
Water is used in hot water bottles for fomentation. Give a reason.
It is generally cold after a hail-storm then during and before the hail storm. Give reason.
State the effect of enhancement of green house effect.
Write two advantages of high specific heat capacity of water.
Explain, why is water sprayed on roads in evening in hot summer?
1 kg of water freezes to form ice at 0°C. What amount of heat is withdrawn?
Why are athletes advised to put on extra clothes after competing on event?
Will the value of specific heat’capacity and specific latent heat of a substance change if the scale is °F instead of °C?
Solve the following problem.
Specific latent heat of vaporization of water is 2.26 × 106 J/kg. Calculate the energy needed to change 5.0 g of water into steam at 100 ºC.
The molar specific heat of a gas at constant volume is 12307.69 J kg-1 K-1. If the ratio of the two specific heats is 1.65, calculate the difference between the two molar specific heats of gas.
Derive Mayer’s relation.
Write a short note.
Specific heat capacity
Derive Meyer’s relation for an ideal gas.
For a gas `"R"/"C"_"v" = 0.4,` where 'R' is the universal gas constant and 'Cv' is molar specific heat at constant volume. The gas is made up of molecules which are ______.
An office room contains about 4000 moles of air. The change in the internal energy of this much air when it is cooled from 34° C to 19° C at a constant pressure of 1.0 atm is (Use `gamma_"air"` = 1.4 and Universal gas constant = 8.314 J / mol K) ____________.
Two cylinders of equal height and radius are made of copper and aluminum. Which of them conducts heat faster?
What is the amount of heat required to raise the temperature of 5 kg of iron from 30°C to 130°C? Specific heat capacity of iron = 483 Jkg-1C-1.
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.
