RITWICK'S FAMILY RECEIVED A HEAVY ELECTRICITY BILL AND DECIDED NOT TO PAY IT. HIS FRIEND SUJOY EXPLAINED THEM THE IMPORTANCE OF PAYING ALL BILLS ON TIME AND SUGGESTED SOME METHODS TO REDUCE THE UNITS CONSUMED IN FUTURE.
A) WRITE THE COMMERCIAL UNIT OF ELECTRICAL ENERGY.
B) WHAT IS ITS RELATION WITH THE SI UNIT OF ENERGY?
C) WHAT VALUE OF SUJOY DO YOU OBSERVE FROM HIS SUGGESTIONS ?
D) LIST ANY TWO WAYS YOU PRACTISE AT HOME TO SAVE ELECTRICITY?