Q. A body of mass 10 mg is moving with a velocity of 100 ms-1. The wavelength of de-Broglie wave associated with it would be (Note: h = 6.63 × 10-34 Js)
A. 6.63 × 10-37 m
B. 6.63 × 10-31 m
C. 6.63 × 10-34 m
D. 6.63 × 10-35 m
Answer: 6.63 × 10-31 m
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