Answer to Question #349146 in Quantum Mechanics for JlKTZ00.1@k'm

Question #349146

At 88 meters high a rock is thrown horizontally from the top of a cliff, with a horizontal speed of 25 m/s. Now, what's the direction of velocity and with what velocity does the rock hit the ground?

1
Expert's answer
2022-06-08T17:25:45-0400

"v_x=25~\\frac ms,"

"v_y=\\sqrt{2gh}=41.5~\\frac ms,"

"v=\\sqrt{v_x^2+v_y^2}=48.5~\\frac ms,"

"\\varphi=-\\arctan\\frac{v_y}{v_x}=-59\u00b0."


Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment

LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS