A solid cylinder of radius r and height h is placed over other cylinders of same height and radius. The total surface area of the shape so formed is 4nrh + 4rcr2. [True/False] [NCERT Exemplar Problems]
A solid cylinder of radius r and height h is placed over other cylinders of same height and radius. The total surface area of the shape so formed is 4nrh + 4rcr2. [True/False] [NCERT Exemplar Problems]