Question

Can someone check my work?

Answer 1

@rajathsbhat I got a diff answer.. here

Answer 2

I'd appreciate it if someone went over this. This is the original question (I'm solving for part b)

Answer 3

@anemonix if nobody finds a mistake, you're good to go.

Answer 4

And I'll be back later everyone.

Answer 5

well, in my work, i approximated g to 10m/s^2. So, 7.8 degrees is right, i think.

Answer 6

ohh ok I see.

Answer 7

So we did end up using 18/5cos(theta) for t.
Thank you so much for your time bahrom! (And thank you rajathsbhat, too, for checking work =)