#### The number of quanta of radiations of  HZ that must be absorbed in order to melt 5g of ice is (the energy required to melt 1g of ice is 333 J) Option 1) Option 2) Option 3) Option 4)

As we learnt in

The energy (E) of a quantum of radiation -

Where h is plank’s constant and  is frequency

-

Energy required=

Option 1)

Correct

Option 2)

Incorrect

Option 3)

Incorrect

Option 4)

Incorrect