I am really confused that how to choose a branch in engineering,i like maths and physics not so much interested in chemistry

HI. in engineering first year all branch have same syllabus but after first year .you no need to study chemistry . good luck

Dear friend i think that BTech CS will be the best option for you. It is best not only keeping in mind your choice but for career prospective also. There are many government and private universities offering BTECH CS in India, I suggest you to go for the best one. GLA University Mathura could be the