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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A magnetic field B = -B0i exists with in a sphere of radius R = V0Troot 3 where T is the time period of oine revolution of a charged particle starting itys motion from origin and moving with a velocity v0 = vo/2 root 3 i – v0/2 j. Find the number of turns that the particle will take to come out of the magnetic field.

A magnetic field B = -B0i exists with in a sphere of radius R = V0Troot 3 where T is the time period of oine revolution of a charged particle starting itys motion from origin and moving with a velocity v0 = vo/2 root 3 i – v0/2 j. Find the number of turns that the particle will take to come out of the magnetic field.

A charged particle of mass m = 1 mg and charge q = 1(μ)C enter along AB at point A in a uniform magnetic field B = 1.2 T existing in the rectangular region of size a×b where a = 4 m and b = 3 m. The particle leaves the region exactly at corner point C. What is the speed v(∈ms−1) of the particle?