question_answer

A ball is thrown vertically up (taken as +z-axis) from the ground. The correct momentum-height (p-h) diagram is : [JEE Main 9-4-2019 Morning]

A)

B)

C)

D)

Correct Answer: A

Solution :

[a] Momentum p = mv    .....(1)

and for motion under gravity \[h=\frac{{{u}^{2}}-{{\text{v}}^{2}}}{2g}\]

.. (2)

Option [a]