My ques is there is a dual course fr physics in nit trichy
No there is no Dual Degree Course in Physics at NIT Trichy. One of the best Institutes among NITs for Dual Degree in Physics is NIT Rourkela. For more information about NIT Trichy Courses do follow the link below
https://www.careers360.com/university/national-institute-of-technology-tiruchirappalli/amp