15-39. A ballistic pendulum consists of a 4-kg wooden block originally at rest, 0 = 0°. When a 2-g bullet strikes and becomes embedded in it, it is observed that the block swings upward to a maximum angle of 0 = 6°. Estimate the initial speed of the bullet. e 1.25 m e1.25 m

Elements Of Electromagnetics
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15-39. A ballistic pendulum consists of a 4-kg wooden
block originally at rest, 0 = 0°. When a 2-g bullet strikes and
becomes embedded in it, it is observed that the block swings
upward to a maximum angle of 0 = 6°. Estimate the initial
speed of the bullet.
e 1.25 m
e1.25 m
Transcribed Image Text:15-39. A ballistic pendulum consists of a 4-kg wooden block originally at rest, 0 = 0°. When a 2-g bullet strikes and becomes embedded in it, it is observed that the block swings upward to a maximum angle of 0 = 6°. Estimate the initial speed of the bullet. e 1.25 m e1.25 m
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