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An electron (with charge 1. 6 xx 10 ^(-1...

An electron (with charge `1. 6 xx 10 ^(-19) C)` moving at right angles to a uniform magnetic field completes a circular orbit in `10 ^(-6) sec.` Calculate the vlaue of magnetic field. Given mass of electron `= 9 xx 10 ^(-31) kg .`

A

1.31 cm

B

2.35 cm

C

3.31 cm

D

4.31 cm

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