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Which one of the following characteristics belongs to an electrophile?
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A large number of particles are placed around the origin, each at a distance `R` from the origin.
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Let the coefficients of powers of `x` in the `2`nd, `3`rd and `4`th terms in the expansion of `(1 +
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A sphere of radius `R` has a volume density of charge `rho = k r`, where `r` is the distance from th
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For positive integer `n, n^3 + 2n` is always divisible by
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The displacement x of a particle at time t is given by `x = At^2 + Bt + C` where `A, B, C` are const
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