the profit and loss account of the assessee as furnished by the petitioners would clearly indicate that the Assessing Officer had not applied his mind to the same. This non-application of mind by the Assessing Officer at the stage of passing the assessment order is the view of Mr.Chhotaroy. There is no basis for coming to this conclusion. Once a query had been raised with regard to a particular issue, it must follow that the Assessing Officer had duly applied his mind to the queries raised and taken a view on the matter. Therefore, we do not accept the submissions of Mr.Chhotaroy that this is not a case of change of opinion on the part of the Assessing Officer in issuing the impugned notice. Mr.Chhotaroy placed strong reliance on the decision of this Court in the matter of Electronics Corporation of India Ltd vs. Additional C.I.T. reported in 350 ITR 651. In the aforesaid decision, this Court has held that when the assessment is re-opened for less than 4 years, it is permissible for the Assessing officer to rely upon the material which were a part of the original proceedings for assessment before the Assessing Officer However, for the Assessing Officer to rely upon the material which was available during the section 143 (3) proceedings, it must be clearly be established that the Assessing Officer had not applied his mind to the tangible material available on record. In this case, the