16. The velocity v of a particle at time t is given bywhere a, b and c are constantsThe dimensions of a, b and c are respectivelyAIPMT (Prelims)-2006\rbrack(1) \lbrack LT-2\rbrack, \lbrack L\rbrack and \lbrack T\rbrack(2) \lbrack L1, IT\rbrack and \lbrack LT)(3) \lbrack LT\rbrack, \lbrack LT\rbrack and \lbrack L\rbrack(4) \lbrack L\rbrack, \lbrack LT\rbrack and \lbrack T\rbrack