I know it might seem limited now but there are actually a lot of jobs for arts graduates. You can do BA and then MA in subjects like psychology, economics, sociology etc which can lead to jobs in research, counseling, human resources etc.

Income tax slabs for individuals in India are separate for those under 60 years and 60 years or older. For those below 60, the first Rs 2.5 lakh is tax exempt. Then it is 5% tax for income between Rs 2.5-5 lakh, 20% tax for Rs 5-10 lakh income and 30% tax for income above Rs 10 lakh.

just remeber all circuits can be simplified into 3 basic blocks – power supply, input and output. focus your understanding around these blocks first then expand to the individual components.