Consider the following statements 1. lambda=h//mv is valid only when the particle travels at speed much less than the speed of light. 2. Einstein's mass-energy relationship is E=mc^(2) 3. The angular momentum (mvr) of the electron must be equal to an integral multiple of h//4pi. Which of the following statement(s) given above is/are correct?

Consider the following statements 1. lambda=h//mv is valid only when

1.	Consider the following statements 1. lambda=h//mv is valid only when the particle travels at speed much less than the speed of light. 2. Einstein's mass-energy relationship is E=mc^(2) 3. The angular momentum (mvr) of the electron must be equal to an integral multiple of h//4pi. Which of the following statement(s) given above is/are correct?
Answer» `1&3` only 1 `1&2` `1,2&3` SOLUTION :`1&2`