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23.) A particle having a mass of 10-2 kg carries a chargeof 5 x 10-8C. The particle is given an initialhorizontal velocity of 105 ms-1 in the presence ofelectric field E and magnetic field B. To keep theparticle moving in a horizontal direction, it isnecessary that(a) B should be perpendicular to the direction ofvelocity and E should be along the direction ofvelocity(b) Both B and E should be along the direction ofvelocity(c) Both B and are mutually perpendicular andperpendicular to the direction of velocityB should be along the direction of velocity andE should be perpendicular to the direction ofvelocity(d)Which one of the following pairs of statements ispossible?(1) (a) and (c)(3) (b) and (c)AIPMT (Mains)-2010\rbrack(2) (c) and (d)(4) (b) and (d)

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99996116245-0-0

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