Resultant of which of the following may be equal to zero?(a) 10N, 10N, 10N(c) l0N, l0N, 35N(b) 10 N, 10 N, 25 N(d) None of these

If three vectors form a triangle, then the resultant of these vectors will be zero when the sum of two smaller sides of triangle is greater than its third side. This is only possible in option (1) .