Solve the following problems :
How much will the temperature of 68 ⁰F be in Celsius and kelvin ?

Solve the following problems : How much heat will be neded to raise the temperature of 1.5 kg of water from 15 ⁰C to 45 ⁰C ? Give the answer in calories as well as in joule .

Solve the following problems : Complete the following table :

Solve the following problems : Complete the following table :

Solve the following problems : A iron block at temperature 80 ⁰C is dipped in water inside the calorimeter at temperature 25 ⁰C . If mass of the block is 500 g and that of water is 266 g . What will be the final temperature attained by all the three ?

Solve the following problems : If the temperature of water changes by 10 ⁰C on giving 300 cal of heat , what is the mass of water ?

Solve the following problems : What must be the temperature in Fahrenheit so that it will be twice ita value in Celcius ?

Solve the following problems : What will be the amount of heat in joules required to increase temperature of 120g of aluminium block from 22 ⁰C to 52 ⁰C ? ( specific heat of aluminium = 0.21 cal/g ⁰C ) .

Solve the following problems : What will be the angle between the incident ray and reflected ray , if the angle between the reflected ray and plane mirror is 25⁰ ?

Solve the following problems : What will be the increase in length of a steel rod of length 0.5 m , when its temperature is increased by 60 ⁰C ? The coefficient of linear expansion of steel is 0.000013 ( 1/⁰C) .