A car is driving up an incline at constant speed when it launches a projectile from the car. What is the velocity of the projectile as measured by a person on the ground (magnitude and direction, with respect to the horizontal)? As usual, drawing is not to scale.

A car is driving up an incline at constant speed when it launches a projectile from the car. What is the velocity of the projectile as measured by a person on the ground (magnitude and direction, with respect to the horizontal)? As usual, drawing is not to scale.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter3: Motion In Two Dimensions

Section: Chapter Questions

Problem 9P

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Question

A car is driving up an incline at constant speed when it launches a projectile from the car. What
is the velocity of the projectile as measured by a person on the ground (magnitude and direction,
with respect to the horizontal)? As usual, drawing is not to scale.
Additional info:
Projectile (as measured by a person in the car):
Vp = 40 m/s
0 = 30°
Car:
V = 15 m/s
%3D
d,
Incline:
$ = 20°
%3D
1 m

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