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NDA General Science Physics Questions Part 3
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Question : 2
Total: 91
In which of the following phenomena do heat waves travel along a straight line with the speed of light?
[NDA II 2019]
Thermal conduction
Thermal convection
Thermal radiation
Both thermal conduction and radiation
Validate
Solution:
The energy emitted by a body, in the form of radiation on account of its temperature, is called thermal radiation. These radiations are heat radiations and travel along straight lines with the speed of light
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