A particle of mass 3 × 10–6 g has the same wavelength as an electron moving with a velocity 6×106 m s−1 . The velocity of the particle is
A. 1.82×10−18 m s−1
B. 9×10−2 m s−1
C. 3×10−31m s−1
D. 1.82×10−15 m s−1
Answer:D
A particle of mass 3 × 10–6 g has the same wavelength as an electron moving with a velocity 6×106 m s−1 . The velocity of the particle is
A. 1.82×10−18 m s−1 B. 9×10−2 m s−1 C. 3×10−31m s−1 D. 1.82×10−15 m s−1