A 17 kg penguin waddling west at a velocity of 7.8 m/s collides with a stationary 12 kg penguin. Afterthe collision, the 17 kg penguin is traveling at a velocity of 4.3 m/s at 20 degrees S of W. What is the12 kg penguin's speed after the collision?

Mass of first Penguin (m) = 17 kg Initial velocity of penguin (u) = - 7.8 i^ msMass of second…

Answered: A 17 kg penguin waddling west at a…

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter9: Momentum And Its Conservation

Section: Chapter Questions

Problem 77A

See similar textbooks

Related questions

Question

A 17 kg penguin waddling west at a velocity of 7.8 m/s collides with a stationary 12 kg penguin. After
the collision, the 17 kg penguin is traveling at a velocity of 4.3 m/s at 20 degrees S of W. What is the
12 kg penguin's speed after the collision?

Expert Solution

Step 1

$M a s s o f f i r s t P e n g u i n (m) = 17 k g I n i t i a l v e l o c i t y o f p e n g u i n (u) = - 7.8 \hat{i} \frac{m}{s} M a s s o f s e c o n d p e n g u i n (M) = 12 k g I n i t i a l v e l o c i t y o f s e c o n d p e n g u i n (U) = 0 \frac{m}{s} F i n a l v e l o c i t y o f f i r s t p e n g u i n (v) = 4.3 \times (- \cos 20^{o} \hat{i} - \sin 20^{o} \hat{j}) = - 4.04 \hat{i} - 1.47 \hat{j} \frac{m}{s} L e t t h e f i n a l v e l o c i t y o f s e n d p e n g u i n = V$

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions