question_answer

The uncertainties in the velocities of two particles, A and B are \[0.05\] and \[0.02\,m{{s}^{-1}},\] respectively. The mass of B is five times to that of the mass of A. What is the ratio of uncertainties \[\left( \frac{\Delta {{x}_{A}}}{\Delta {{x}_{B}}} \right)\] in their positions?

Answer:

2