A projectile is fired at an upward angle of 48.0° from the top of a 130-m-high cliff with a speed of 180 m/s. What will be its speed when it strikes the ground below? (Use conservation of energy. Neglect air resistance.)
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Solving Projectile Motion Using Energy concept. You can view video lessons to learn Solving Projectile Motion Using Energy. Or if you need more Solving Projectile Motion Using Energy practice, you can also practice Solving Projectile Motion Using Energy practice problems.
How long does this problem take to solve?
Our expert Physics tutor, Julia took 2 minutes and 36 seconds to solve this problem. You can follow their steps in the video explanation above.