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A bullet of mass 100 g hits a block of thickness 5 cm with a speed of 200 m/s. It emerges with 10%
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A bullet of mass 100 g hits a block of thickness 5 cm with a speed of 200 m/s. It emerges with 10% of its initial kinetic energy. Then, its emergent speed will be [NCERT Pg. 125]
(1) 20sqrt(10) * m / s
(3) 20 m/s
(2) 20sqrt(3) * m / s
(4) 10sqrt(10) * m / s
(1) 20sqrt(10) * m / s
(3) 20 m/s
(2) 20sqrt(3) * m / s
(4) 10sqrt(10) * m / s
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