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According to Heisenberg's uncertainty principle, the product of uncertainties in position and velocities for an electron of mass 9.1x 10 -31 kg is:

(1) 2.8x 10 -3 m2-s-1                      

(2)  3.8x 10-5 m2 s-1        

(3)  5.8x 10-5 m2s-1                       

(4) 6.8 x 10 -6 m2  s-1

Ans:   5.8x 10-5 m2s-1

 

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