denaw4029 denaw4029
  • 11-03-2024
  • Mathematics
contestada

Two identical balls each of mass 4 kg are moving towards each other with speeds 2.mls and 3 m/s respectively. They undergo head on perfectly elastic collision. Then impulse imparted by one ball on other is
(1) 12 Ns
(2) 8 Ns
(3) 20 Ns
(4) 40 Ns

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