A `alpha` -parhticle moves in a circular path of radius `0.83 cm` in the presence of a magnetic field of `0.25 Wb//m^(2)`. The de-Broglie wavelength assocaiated with the particle will be
A
` 10 Å `
B
`0.01 Å`
C
`1 Å`
D
`0.1 Å `
Text Solution
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The correct Answer is:
B
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