Collisions Principle of momentum conservation Momentum before a
Collisions Principle of momentum conservation: Momentum before a collision = Momentum after a collision * provided no external forces are acting
3 m/s 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
Vcommon 3 m/s 1 kg 1 kg Before After Momentum before collision: ( 1 kg x 3 m/s ) + 1 kg Momentum after collision: ( 2 kg x Vcommon ) ( 1 kg x 0 m/s ) 3 kgm/s By the principle of momentum conservation: 3 kgm/s = 2 x Vcommon kgm/s 3 2 = Vcommon 1 kg Vcommon = 1. 5 m/s
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