1sin \theta = \frac{R/2}{r} = \frac{R/2}{\frac{mv}{qB}}
so probably ans is (A)
a unoform magnetic filed of intensity 1T is appiled in a circular region of radius 0.1m directed in the plane of the paper . a charged particle of mass 5x10^-5 kg nd charge q=5x10^-4C enters the field with a velocity of 1/√3 m/s making an angle "X" with the radial line of circular region and passes through center O of the appiled feild . the ange "X" is
a. 60
b. 30
c. 45
d. 90
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3 Answers
1
1the ans is correct, but can tell me how you are getting the ans , i am unable of understand