Stress may be expressed in Newtons A Per millimetre square (N/mm<sup>2</sup>) B Per centimetre square (N/cm<sup>2</sup>) C Per metre square (N/m<sup>2</sup>) D None of these Stress may be expressed in Newtons Correct Answer Per millimetre square (N/mm<sup>2</sup>) Bissoy MCQ Team Civil Engineering Theory Of Structures