A Measurement of an Electron's Speed Is 2

Multiple Choice

A measurement of an electron's speed is 2.0 × 10⁶ m/s and has an uncertainty of 10%.What is the minimum uncertainty in its position? ( h = 1.055 × 10^-34 J • s,m_el = 9.11 × 10^-31 kg)

A) 0.15 nm
B) 0.29 nm
C) 0.44 nm
D) 0.60 nm
E) 0.80 nm