A ball is projected upwards from the foot of a tower. The ball crosses the top

A ball is projected upwards from the foot of a tower. The ball crosses the top of the tower twice after an interval of 6 s and the ball reaches the ground after 12 s.The height of the tower is (take , g= 10 ms⁻² )

Options

(a) 120 m
(b) 135 m
(c) 175 m
(d) 80 m

Correct Answer:

135 m

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. In Bohr model of hydrogen atom, the force on the electron depends on the principal
  2. In the middle of the depletion layer of a reverse-biased P-N junction, the
  3. The value of coefficient of volume expansion of glycerin is 5 x 10⁻⁴ k⁻¹.
  4. Calculate the focal length of a reading glass of a person, if the distance
  5. For transistor action (1) Base, emitter and collector regions should have similar size