1.162. A horizontally flying bullet of mass m gets stuck in a body of mass M suspended by two identical threads of length 1 (Fig. 1.42). As a result, the threads swerve through an angle 0. Assuming m < M, find: (a) the velocity of the bullet before striking the body; (b) the fraction of the bullet's initial kinetic energy that turned into heat. 12 M Fig. 1.42. 2

1.162. A horizontally flying bullet of mass m gets stuck in a body of mass M suspended by two identical threads of length 1 (Fig. 1.42). As a result, the threads swerve through an angle 0. Assuming m < M, find: (a) the velocity of the bullet before striking the body; (b) the fraction of the bullet's initial kinetic energy that turned into heat. 12 M Fig. 1.42. 2

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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Question

1.162. A horizontally flying bullet of mass m gets stuck in a body
of mass M suspended by two identical threads of length 1 (Fig. 1.42).
As a result, the threads swerve through an angle 0. Assuming m << M,
find:
(a) the velocity of the bullet before striking the body;
(b) the fraction of the bullet's initial kinetic energy that turned
into heat.
12
M
Fig. 1.42.
2

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