A particle moving with a velocity of 6.626 × 10 m/s has a de Broglie wavelength of 1 Å in a circular — NEET Chemistry Past Papers Chemistry Question

Question

A particle moving with a velocity of 6.626 × 10 m/s has a de Broglie wavelength of 1 Å in a circular path of radius 0.529 Å. The angular momentum of particle is (h = 6.626 × 10 J × sec) : (A) 3.5 × 10 kg m sec (B) 3.5 × 10 kg m sec (C) 3.5 × 10 kg m sec (D) 1.053 × 10 kgm sec