Home
Class 12
PHYSICS
The water equivalent of 20 g of aluminiu...

The water equivalent of 20 g of aluminium (specific heat `0.2" cal"//g-""^(@)C`), is :-

A

40 g

B

4 g

C

8 g

D

160 g

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN |Exercise Basic Maths (Thermal Physics) (Mode of Heat Transfer)|15 Videos
  • RACE

    ALLEN |Exercise Basic Maths (Thermal Physics) (Kinetic theory of gasess)|14 Videos
  • RACE

    ALLEN |Exercise Basic Maths (Thermal Physics) (Temperature scales & thermal expansion)|14 Videos
  • NEWTONS LAWS OF MOTION

    ALLEN |Exercise EXERCISE-III|28 Videos
  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

The thermal capacity of 40 g of aluminium (specific heat =0.2 cal//gm^(@)C )

100 g of ice (latent heat 80 cal/g, at 0^(@)C ) is mixed with 100 g of water (specific heat 1" cal"//g-""^(@)C ) at 80^(@)C . The final temperature of the mixture will be :-

A refrigerator converts 100 g of water at 25^(@)C into ice at -10^(@)C in one hour and 50 minutes. The quantity of heat removed per minute is (specific heat of ice = 0.5 "cal"//g^(@)C , latent heat of fusion = 80 "cal"//g )

A refrigerator converts 100 g of water at 25^(@)C into ice at -10^(@)C in one hour and 50 minutes. The quantity of heat removed per minute is (specific heat of ice = 0.5 "cal"//g^(@)C , latent heat of fusion = 80 "cal"//g )

A 10 g ice cube is dropped into 45 g of water kept in a glass. If the water was initially at a temperature of 28^(@)C and the temperature of ice -15^(@)C , find the final temperature (in ^(@)C ) of water. (Specific heat of ice =0.5" "cal//g-""^(@)C" and "L=80" "cal//g)

250 g of water and equal volume of alcohol of mass 200 g are replaced successively in the same calorimeter and cool from 60^@C to 55^@C in 130 s and 67 s, respectively. If the water equivalent of the calorimeter is 10 g, then the specific heat of alcohol in cal//g^@C is

The temperature of a body rises by 44^(@)C when a certain amount of heat is given to it . The same heat when supplied to 22 g of ice at -8^(@)C , raises its temperature by 16^(@)C . The water eqivalent of the body is [Given : s_(water) = 1"cal"//g^(@)C & L_(t) = 80 "cal" //g, s_("ice") = 0.5"cal"//g^(@)C ]

If 10 g of ice at 0^(@)C is mixed with 10 g of water at 40^(@)C . The final mass of water in mixture is (Latent heat of fusion of ice = 80 cel/g, specific heat of water =1 cal/g""^(@)C )

What is the heat capacity of copper of 40 g and specific heat "0.3 erg g"^(-1)(""^(@)C)^(-1) ?

How much heat should be given to an Aluminium sphere of 200 g to carry it from 26^(@)C to 66^(@)C temperature ? What will be the heat capacity of the Aluminium sphere ? C=0.215" cal g"^(-1)C^(0-1)