Q. 47

Expert-verifiedFound in: Page 289

Book edition
4th

Author(s)
Randall D. Knight

Pages
1240 pages

ISBN
9780133942651

A firecracker in a coconut blows the coconut into three pieces. Two pieces of equal mass fly off south and west, perpendicular to each other, at speed . The third piece has twice the mass as the other two. What are the speed and direction of the third piece? Give the direction as an angle east of north

The speed of the third piece is at

A firecracker in a coconut blows the coconut into three pieces.

To find the speed of the third piece.

We can conserve the momentum on both axis,

For x-axis:

For y-component:

The final speed,

The direction will be,

94% of StudySmarter users get better grades.

Sign up for free