Question

Two particles separated at a horizontal distance x as shown in fig. they projected at the same line as shown in fig. with different initial speeds. The time after which the horizontal distance between them
become zero :-

( 1 ) x/u
( 2 ) u/2x
( 3 ) 2u/x
( 4 ) none of these











If know the answer then help me....
plz don't write that I don't know ....​

Answer 1

Answer:

Sorry for the inconvenience.....

Thank you........

Answer 2

its A(option)

Hope you understand.:)