Define Tardon
Tardon: A particle that has a positive real mass and travels at a speed very less than c in all inertial frames.
What is main difference between secondary electron image and the back scattered electron image? State briefly.
Write a short note on the features or characteristics of dead stars?
Rydberg constant (Rydberg): The constant that governs the relationship of the spectral line features of an atom via the Rydberg formula. For hydrogen, it is around 1.097 x 107 m-1.
Peltier effect (J.C.A. Peltier; 1834): The modification in temperature produced at a junction among the two dissimilar metals or semiconductors whenever an electric current passes through the junction.
Name the instrument which is used to measure the volume? Explain in short?
Describe the universal law of universal gravitation? Briefly describe it.
Beauty criterion (Dirac) - The idea that more aesthetically pleasing a theory is the superior it is. In nature this criterion does not stand up to the actual test -- whether or not forecasts of a given theory agree with observational tests -- however
Briefly list out the name of all the branches of physics?
Wiedemann-Franz law: It is the ratio of the thermal conductivity of any pure metal (substance) to its electrical conductivity is just about constant for any specified temperature. This law holds pretty well apart from at low temperatures.
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