The conversation between human and AI assistant.
Where can I find good viva questions for physics and chemistry (class 12) for free?
That's fair. Do you know how difficult the questions usually are?
It depends on the website and the specific questions you choose to practice, but generally, Viva questions for physics and chemistry (class 12) can range in difficulty from basic to advanced. You may want to start with the easier questions and work your way up to more challenging ones.