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3.Two persons just manage to push a block from leftto right direction along a horizontal level road withuniform velocity. When the same block is pushedby three persons in same direction a constantacceleration of 0.2 ms2 is produced in the block. Ifthe five persons push the biock in same directiontogether, then the magnitude of acceleration of theblock will be [Assume that each person applies theforce equal in magnitude]1) 0.4 ms2(3) 0.8 ms-2(2) 0.6 ms-2(4) 1 ms-2

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