Beginner Projectile Motion problem

  • Thread starter Myll
  • Start date
  • #1
Myll
1
0

Homework Statement


Fire a cannon ball at 30 degrees above the horizontal with an initial speed of 65 m/s from the top of a building 50 m high.

Find the total time the cannon ball is in the air.

What's the horizontal distance from the base of the building when the ball strikes the ground?


Homework Equations





The Attempt at a Solution


For the time I got 7.9 s, but I don't know if that's right.
 

Answers and Replies

  • #2
lewando
Homework Helper
Gold Member
1,367
144
How did you arrive at that result?
 

Suggested for: Beginner Projectile Motion problem

Replies
3
Views
295
Replies
7
Views
438
Replies
19
Views
310
Replies
2
Views
493
  • Last Post
Replies
18
Views
514
  • Last Post
Replies
6
Views
377
Replies
6
Views
705
  • Last Post
Replies
20
Views
749
Replies
10
Views
456
Top