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  1. If the kinetic energy of a particle is increased by 300%, the momentum of the particle will increase by​​
    1. 20%
    2. ​200%
    3. 100%
    4. 50%
Correct Option: C

New K.E.,  E' = 4E
p = √2 mE and p' = √2 mE'

p'
- 1 = 2 - 1 [on substrating 1 in both sides.]
p

p' - p
× 100 = (2 - 1) × 100 = 100%
p



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