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JEE Mains 02-Sep-2020 Shift 1 Solved Paper

Section: Physics
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Question : 3 of 75
 
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A beam of protons with speed 4×105 ms−1enters a uniform magnetic field of 0.3 T at anangle of 60° to the magnetic field. The pitch of the resulting helical path of protons is close to:
(Mass of the proton =1.67×10−27 kg, chargeof the proton =1.69×10−19 C
[2 Sep 2020 Shift 1]
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