what ntal thes the 3 72 In a vertical circle AB is the

Last updated: 6/19/2023

what ntal thes the 3 72 In a vertical circle AB is the horizontal diameter Let AD and AE are two cords of the circle which subtend the angles 0 and 20 at the centre of the circle respectively If a particle slides along the two cords from A to D and A to E and the ratio of the time durations it take to travel the distances AD and AE is 1 n then prove that n 1 cose 1