Special Relativity, Lecture 2: Einstein’s Postulates (English)
Teach Yourself Special Relativity with Dr. Pervez Hoodbhoy
Lecture 2: Einstein’s Postulates
1. Einstein’s two postulates 2. Time dilation – first look 3. Length contraction – first look 4. Lorentz transformation – derivation 5. Time dilation and length contraction
sir, how at 39:3, that x’= a1(x-vt), there we need only a2t, however, it’s a2/a1 that equals -v not the a2. plz kindly inform me if i am wrong.