Paper was extremely easy. 90% mcqs paradox wale aay huy thy, kuchh mcqs mushkil thy, un k tukky lgane pady bcz syllabus full cover ni kia tha mn ne. Short Question: If we put a piece of copper in a water beaker and heat the beaker. when we can say that the system is in equilibrium? Long Question: Tell if de Broglie principle applicable for only particles like electrons and protons or also applicable for large things like baseball? Explain. Best of luck all of you.