question_answer

  Prove that if a body is thrown vertically upward, the time of ascent is equal to the time of descent.               [NCERT Exemplar]  

Answer:

                  Upward motion                                         ? (1) Downward motion As the body falls back to the earth with the same velocity it was thrown vertically upwards.                                           ?. (2) From (1) and (2), we get Time of ascent = Time of descent