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Sonal Chauhan
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Using the third equation of motion, the bullet acceleration is minus 10000 meters per second squared. Multiplying by the mass of 0.05 kilograms gives a retarding stopping force of 500 newtons acting opposite to motion.

bullet of mass 50 g moving with a speed of 100 m s-1class 9 science exploration chapter 6 how forces affect motion exercise solutionsclass 9 science exploration chapter 6 question answerestimate the stopping force acting on the bulletsample question from class 9 chapter 6 how forces affect motion
Sonal Chauhan
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Option (iii) Object C is correct. In Fig. 6.37, the position-time curve for Object C indicates changing velocity and acceleration, which requires a non-zero net force by Newton’s laws of motion.

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