In the above experiment, the value of end correction is

What is end correction ?

What might happen if you do the experiment without the smoke from the incense stick? Now try it and check if the prediction was correct. What might be happening in the above experiment in the absence of smoke particles?

What might happen if you do the experiment without the smoke from the incense stick? Now try it and check if the prediction was correct. What might be happening in the above experiment in the absence of smoke particles?

What is meant by the end correction ?

In previous problem, end correction is

In the above experiment , which phenomenon do you noticed ?

In the above question, the velocity of end O when end A hits the gournd is