हिंदी

All metals have the same specific heat capacity. - Science and Technology 1

Advertisements
Advertisements

प्रश्न

All metals have the same specific heat capacity.

विकल्प

  • Right

  • Wrong

MCQ
सत्य या असत्य
Advertisements

उत्तर

All metals have the same specific heat capacity- Wrong

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Heat - Right or Wrong sentence

संबंधित प्रश्न

A refrigerator converts 100 g of water at 20°C to ice at -10°C in 35 minutes. Calculate the average rate of heat extraction in terms of watts.

Given: Specific heat capacity of ice = 2.1 J g-1°C-1

Specific heat capacity of water = 4.2 J g-1°C-1

Specific latent heat of fusion of ice = 336 J g-1


Give a mathematical relation between Heat Capacity and Specific Heat Capacity.


What do you mean by the following statement?

The heat capacity of a body is 50 JK-1?


Why do bottled soft drinks get cooled, more quickly by the ice cubes than by the iced water, both at 0℃?


What impact will climate changes have on the crops of food?


How will global warming disturb the ecological balance?


What is the unit of heat capacity in CGS system?


The specific heat of a substance of mass 100 g is 0.04 cal g-1 0C-1. What is its heat capacity?

Find the amount of heat required to convert 2 g of ice at 0°C into water at 0°C. Latent heat of fusion of ice= 336 Jg-1.

Some heat is provided to a body to raise its temperature by 25°C. What will be the corresponding rise in temperature of the body as shown on the Kelvin scale?


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. 


From the options given below the specific heat of _______ is maximum.


Write the name.

The amount of heat absorbed at constant temperature by unit mass of a liquid to convert into gaseous phase.


The specific heat capacity of water is 1 cal/g °C.


Decide the unit for specific heat capacity.


If 'Cp' and 'Cv' are molar specific heats of an ideal gas at constant pressure and volume respectively. If 'λ' is the ratio of two specific heats and 'R' is universal gas constant then 'Cp' is equal to ______.


A metal ball of heat capacity 50J/°C loses 2000 J of heat. By how much will its temperature fall?


Calculate the amount of heat energy required to raise the temperature of 200 g of copper from 20°C to 70°C. Specific heat capacity of copper = 390 J kg-1 K-1.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×