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 ms-1
B. 9 × 10-2 ms-1
C. 3 × 10-31 ms-1
D. 1.82 × 10-15 ms-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 ms-1 B. 9 × 10-2 ms-1 C. 3 × 10-31 ms-1 D. 1.82 × 10-15 ms-1