25. An electron (q = 1.6 x 10-19c) is movingat night angle to the unif

1.	25. An electron (q = 1.6 x 10-19c) is movingat night angle to the uniform magnetic field3.534x10-51. The time taken by the electron tocomplete a circular orbit is1) 2 us2) 4us3) 3us4) 1us
Answer» ANSWER: EXPLANATION: T= qB 2πm = 1.6×10 −19 ×3.534×10 −5 2×3.14×9.1×10 −31 =1×10 −6 sec=1 μsec

25. An electron (q = 1.6 x 10-19c) is movingat night angle to the uniform magnetic field3.534x10-51. The time taken by the electron tocomplete a circular orbit is1) 2 us2) 4us3) 3us4) 1us

Answer»

ANSWER:

EXPLANATION:

2πm

1.6×10

−19

×3.534×10

−5

2×3.14×9.1×10

−31

=1×10

−6

sec=1 μsec

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25. An electron (q = 1.6 x 10-19c) is movingat night angle to the uniform magnetic field3.534x10-51. The time taken by the electron tocomplete a circular orbit is1) 2 us2) 4us3) 3us4) 1us​

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25. An electron (q = 1.6 x 10-19c) is movingat night angle to the uniform magnetic field3.534x10-51. The time taken by the electron tocomplete a circular orbit is1) 2 us2) 4us3) 3us4) 1us