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2 nd Year : Unit 7.1 ( Dual Nature of Matter And Radiation ) - Dual Nature of Matter And Radiation

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A proton is projected with a velocity 10⁷ ms^–1 at right angles to a uniform magnetic field of induction 100mT. The time (in seconds) taken by the proton to traverse 90° arc is (Mass of proton= 1.65 x 10^–27 kg and charge of proton = 1.6 x 10^–19C)

A. 0.81 x 10^–7

B. 1.62 x 10^–7

C. 2.43 x 10^–7

D. 3.24 x 10^–7

E. None of the above

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Correct choice: B

Explanation:

None

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Eamcet Physics 2 nd Year : Unit 7.1 ( Dual Nature of Matter And Radiation ) - Dual Nature of Matter And Radiation

Eamcet Physics
2 nd Year : Unit 7.1 ( Dual Nature of Matter And Radiation ) - Dual Nature of Matter And Radiation