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NEET
Exam
NEET
Subject
Physics
Chapter
Center of Mass, Momentum and Collision

NEET · Physics · Center of Mass, Momentum and Collision

Match the following: ( Column I Column II A. Elastic collision P....

Match the following: (
Column IColumn II
A.Elastic collisionP.e=0
B.Inelastic collisionQ.O < e < 1
C.ExplosionR.e=1
D.Plastic collisionS.Final K.E. > initial K.E
)

Options

  1. AA-(P); B-(Q); C-(R); D-(S)
  2. BA-(R); B-(P); C-(Q); D-(S)
  3. CA-(S); B-(R); C-(Q); D-(P)
  4. DA-(R); B-(Q); C-(S); D-(P)

Correct answer

D. A-(R); B-(Q); C-(S); D-(P)

Step-by-step solution

(A) Elastic collision - By definition, perfectly elastic collision has coefficient of restitution e=1e=1. ((A) →(\rightarrow(R)). (B) Inelastic collision - For inelastic collisions (not perfectly plastic), coefficient of restitution lies between (0 \lt e \lt 1). (\sim(B) →(\rightarrow(Q)). (C) Explosion - In an explosion, internal energy is released, so Final K.E. > Initial K.E. (\sim(C) →(\rightarrow(S)). (D) Plastic collision (perfectly inelastic) - In a perfectly plastic collision, bodies stick together, so e=0e=0. (\sim(D)→(P)\mathrm{D}) \rightarrow(\mathrm{P})).
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