Question 1:
Illustrate out the term thermal conductivity. State Lee’s disc technique for the determining thermal conductivity of the poor conductor?
Question 2:
Critically discuss the construction and working of the Disappearing Filament Pyrometer.
Question 3:
Provide an account of wave theory of light and discuss the approximate rectilinear propagation of the light on this theory.
Question 4:
Illustrate out the term circularly and elliptically polarized light. In brief discuss how these can be produced and detected.
Question 5:
Illustrate out the term reverberation time. Develop Sabine’s mathematical relation for reverberation time