Question

pls guys yeh answer de do...
in dono mein se kisi ek ka answer bhi chalega
..​

Answer 1

Answer:

After time 'T' it's inclination with horizontal is 45 degree

At this time vy/vx=tan45

=vy=vx

Vx remain constant =147cos60=vy

Now using equation of vertile direction

Vy=uy-gt-----equation=1

Uy=147cos60 uy=147sin60

Putting in equation-1 we get t=5.36 sec