its spinning speed in rad/s is

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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A bullet spins as the shot is fired from a gun. For this
purpose, two helical slots as shown in the figure are cut in the
barrel. Projections A and B on the bullet engage in each of the
slots.
Gun Barrel
0.5 m
1
A
B
Bullet
Helical slots are such that one turn of helix is completed over
distance of 0.5 m. If velocity of bullet when it exits the barrel is
20 m/s, its spinning speed in rad/s is_
Transcribed Image Text:A bullet spins as the shot is fired from a gun. For this purpose, two helical slots as shown in the figure are cut in the barrel. Projections A and B on the bullet engage in each of the slots. Gun Barrel 0.5 m 1 A B Bullet Helical slots are such that one turn of helix is completed over distance of 0.5 m. If velocity of bullet when it exits the barrel is 20 m/s, its spinning speed in rad/s is_
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