The radius of the path of an electron moving at a speed of 3.2 \times 10^7 {\ms}^{-1} in a magnetic field of 6 \times 10^{-4} {\T} perpendicular to it is (mass of electron is 9 \times 10^{-31} {\kg} and charge of electron is 1.6 \times 10^{-19} {\C} )

AP EAPCET 19th May 2023 Shift 1 Solved Paper

Section: Physics

Question : 110 of 160

Marks: +1, -0

The radius of the path of an electron moving at a speed of 3.2×107ms−1 in a magnetic field of 6×10−4T perpendicular to it is
(mass of electron is 9×10−31‌kg and charge of electron is 1.6×10−19C )

22.4‌cm
13‌cm
30‌cm
39‌cm

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