A display apparatus comprising: a display assembly ; a mounting device on which the display assembly is mounted; a rotating shaft forming a center of rotation of the display assembly , and disposed at a fixed position on the mounting device and the display assembly ; and wherein the display assembly is switched between a first mode (LM) and a second mode (PM) by being rotated with respect to the rotating shaft ; wherein a position of the center of the display assembly changes in a vertical direction when the display assembly is switched between the first mode (LM) and the second mode (PM); characterised in that the display apparatus further comprises: an elastic device configured to generates an elastic force when the display assembly rotates, the elastic device having one end rotatably fixed on the mounting device , and another end of the elastic device spaced radially from the rotating shaft to be rotatably fixed on a rear surface of the display assembly , wherein the elastic device is positioned at a first elastic position when the display assembly is in the first mode (LM), and positioned at a second elastic position compressed from the first elastic position when the display assembly is in the second mode (PM), and the elastic device is compressed to a maximum when it is located between the first elastic position and the second elastic position ; and a damper disposed on a path along which the elastic device moves from the maximum compression position to the second elastic position . a display assembly ; a mounting device on which the display assembly is mounted; a rotating shaft forming a center of rotation of the display assembly , and disposed at a fixed position on the mounting device and the display assembly ; and wherein the display assembly is switched between a first mode (LM) and a second mode (PM) by being rotated with respect to the rotating shaft ; wherein a position of the center of the display assembly changes in a vertical direction when the display assembly is switched between the first mode (LM) and the second mode (PM); characterised in that the display apparatus further comprises: an elastic device configured to generates an elastic force when the display assembly rotates, the elastic device having one end rotatably fixed on the mounting device , and another end of the elastic device spaced radially from the rotating shaft to be rotatably fixed on a rear surface of the display assembly , wherein the elastic device is positioned at a first elastic position when the display assembly is in the first mode (LM), and positioned at a second elastic position compressed from the first elastic position when the display assembly is in the second mode (PM), and the elastic device is compressed to a maximum when it is located between the first elastic position and the second elastic position ; and a damper disposed on a path along which the elastic device moves from the maximum compression position to the second elastic position . an elastic device configured to generates an elastic force when the display assembly rotates, the elastic device having one end rotatably fixed on the mounting device , and another end of the elastic device spaced radially from the rotating shaft to be rotatably fixed on a rear surface of the display assembly , wherein the elastic device is positioned at a first elastic position when the display assembly is in the first mode (LM), and positioned at a second elastic position compressed from the first elastic position when the display assembly is in the second mode (PM), and the elastic device is compressed to a maximum when it is located between the first elastic position and the second elastic position ; and a damper disposed on a path along which the elastic device moves from the maximum compression position to the second elastic position . <EOS>