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The acceleration of an electron at a certain moment in a magnetic field B=2 i +3j +4k is a = x i + j - k. Find The value of x is
B.a= 0 , if only magnetic field is presentso 2x+3-4=0 2x=1 x=1/2approve if useful
A stream of proton and alfa particles of equal momenta enter uniform magnetic field perpendicularly. The radii of their orbits in ratio
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