Odisha Board Solutions for Chapter: Relativity, Exercise 1: MODEL QUESTIONS

A Metallic cube of density $d$ moves with a speed $0.8c$. Its density

Which of the following can help an observer to know whether his own frame of reference is at rest or in uniform motion

A cube has side $l_o$ when at rest. If the cube moves with velocity $\nu$ parallel to its one edge, then its volume becomes

The special theory of relativity shows that the Newtonian Mechanics is valid at 

A clock keeps correct time on earth. It is put in a space-ship travelling with velocity $\frac{c}{2}$. How many hours does it appear to lose in one day

At what speed should a particle move, so that its mass is doubled? 

Under what condition Lorentz transformation and Galilean transformation equations are identical?

Which experiment confirmed that light does not require a medium for propagation?