1.

The uncertainty in the position of a moving bullet of mass 10 gm is \[{{10}^{-5}}m\]. Calculate the uncertainty in its velocity [DCE 1999]

A. \[5.2\times {{10}^{-28}}m/sec\]
B. \[3.0\times {{10}^{-28}}m/sec\]
C. \[5.2\times {{10}^{-22}}m/sec\]
D. \[3\times {{10}^{-22}}m/sec\]
Answer» B. \[3.0\times {{10}^{-28}}m/sec\]


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