In an atom, an electron is moving with a speed of 600 m/s with an accuracy of 0.005%. Certainity with which the position of the electron can be located is

Q. In an atom, an electron is moving with a speed of 600 m/s with an accuracy of 0.005%. Certainity with which the position of the electron can be located is (h = 6.6 × 10–34 kg m2s–1, mass of electron, em = 9.1 × 10–31 kg)

A.            5.10 × 10–3 m

B.            1.92 × 10–3 m

C.            3.84 × 10–3 m

D.            1.52 × 10–4 m

Answer: 1.92 × 10–3 m