Which of the following is a correct relation according to Heisenberg's Uncertainty principle?
1
\({\rm{\Delta }}x \times {\rm{\Delta }}P\; \le \frac{h}{{4\;\pi \;}}\)
2
\({\rm{\Delta }}x \times {\rm{\Delta }}v\; \le \frac{h}{{4\;\pi \;}}\)
3
\({\rm{\Delta }}x \times {\rm{\Delta }}P\; \ge \frac{h}{{4\;\pi \;}}\)
4
\({\rm{\Delta }}x \times {\rm{\Delta }}v\; \ge \frac{h}{{4\;\pi \;}}\)