Understanding the Theory of Momentum Conservation in Explosions

Jul 04, 2025

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Learn about momentum conservation in exploding trolleys scenarios through mathematical calculations before and after collisions. Explore the effects of momentum and velocity changes in this physics concept.

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Understanding the Theory of Momentum Conservation in Explosions

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The theory of exploding trolleys: 0 m/s 0 m/s 1kg 1kg Before After Momentum before collision: Momentum after collision: ( 1kg x 0m/s ) + ( 1kg x 0m/s ) ( 1kg x - 2 m/s ) + ( 1kg x 2m/s ) 0kgm/s 0kgm/s momentum is conserved!
The theory of exploding trolleys: 0 m/s 0 m/s 2 m/s 2 m/s 1kg 1kg 1kg 1kg Before After Momentum before collision: Momentum after collision: ( 1kg x 0m/s ) + ( 1kg x 0m/s ) ( 1kg x - 2 m/s ) + ( 1kg x 2m/s ) 0kgm/s 0kgm/s momentum is conserved!
The theory of exploding trolleys: 0 m/s 0 m/s 2 m/s 2 m/s 1kg 1kg 1kg 1kg Before After Momentum before collision: Momentum after collision: ( 1kg x 0m/s ) + ( 1kg x 0m/s ) ( 1kg x - 2 m/s ) + ( 1kg x 2m/s ) 0kgm/s 0kgm/s momentum is conserved!
The theory of exploding trolleys: 0 m/s 0 m/s 2 m/s 2 m/s 1kg 1kg 1kg 1kg Before After Momentum before collision: Momentum after collision: ( 1kg x 0m/s ) + ( 1kg x 0m/s ) ( 1kg x - 2 m/s ) + ( 1kg x 2m/s ) 0kgm/s 0kgm/s momentum is conserved!
The theory of exploding trolleys: 0 m/s 0 m/s 2 m/s 2 m/s 1kg 1kg 1kg 1kg Before After Momentum before collision: Momentum after collision: ( 1kg x 0m/s ) + ( 1kg x 0m/s ) ( 1kg x - 2 m/s ) + ( 1kg x 2m/s ) 0kgm/s 0kgm/s momentum is conserved!
The theory of exploding trolleys: 0 m/s 0 m/s 2 m/s 2 m/s 1kg 1kg 1kg 1kg Before After Momentum before collision: Momentum after collision: ( 1kg x 0m/s ) + ( 1kg x 0m/s ) ( 1kg x - 2 m/s ) + ( 1kg x 2m/s ) 2 m/skgm/s - 2 m/skgm/s + 0 kgm/s momentum is conserved in explosions!
The theory of exploding trolleys: 0 m/s 0 m/s 2 m/s 2 m/s 1kg 1kg 1kg 1kg Before After Momentum before collision: Momentum after collision: ( 1kg x 0m/s ) + ( 1kg x 0m/s ) ( 1kg x - 2 m/s ) + ( 1kg x 2m/s ) 2 m/skgm/s - 2 m/skgm/s + 0 kgm/s 0 kgm/s momentum is conserved!