A marble is thrown horizontally with a speed of \( 15 \mathrm{~m} / \mathrm{s} \) from the top o...
Channel:
Subscribers:
443,000
Published on ● Video Link: https://www.youtube.com/watch?v=42c5yNvgUtk
A marble is thrown horizontally with a speed of \( 15 \mathrm{~m} / \mathrm{s} \) from the top of a building. When it strikes the ground, the marble has a velocity that makes an angle of \( 65^{\circ} \) with the horizontal. From what height above the ground was the marble thrown?
(A) \( 19 \mathrm{~m} \)
(B) \( 38 \mathrm{~m} \)
(C) \( 53 \mathrm{~m} \)
(D) \( 47 \mathrm{~m} \)
ЁЯУ▓PW App Link - https://bit.ly/YTAI_PWAP
ЁЯМРPW Website - https://www.pw.live