A 10 eV electron is circulating in a plane at right angles to a unifor – McqOptions

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1.	A 10 eV electron is circulating in a plane at right angles to a uniform field at magnetic induction \[{{10}^{-4}}Wb/{{m}^{2}}\] (=1.0 gauss). The orbital radius of the electron is
A.	12cm
B.	16cm
C.	11cm
D.	18cm
Answer» D. 18cm

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