Physics, asked by bose11subhra, 1 month ago

Q1. What is thermosflase ? How is heat flow is prevented in thermosflase ?


Q2. Write down the working principle of a pressure cooker ?




please tell me the answer of this question ​

Answers

Answered by Anonymous
3

Answer:

Sublimation is the direct transition from the solid state to vapor, and the heat absorbed by it is equal to the sum of the latent heats of fusion and of vaporization

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