Which of the following statements does not hold good for thermal radiation?
Physics · NEET · NTA Exams — Properties of Solids and Liquids
Which of the following statements does not hold good for thermal radiation?
- The wavelength changes when it travels from one medium to another
- The frequency changes when it travels from one medium to another
- The speed changes when it travels from one medium to another
- Thermal radiation travels in a straight line in a given medium
Answer
(B) The frequency changes when it travels from one medium to another
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