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Standard IX

Physics

Conservation of Momentum

If two masses...

Question

If two masses m₁ and m₂ collide with each other. Before the collision, the velocities are u₁ and u₂ respectively. After the collision the velocities are V₁ and V₂. What is the final momentum after collision?

M₁ x V₂ + M₂ x V₁

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M₁ x u₂ + M₂ x u₁

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M₁ x u₁ + M₂ x u₂

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M₁ x u₁ + M₂ x V₁

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Solution

The correct option is C
M₁ x u₁ + M₂ x u₂

The total momentum is conserved i.e initial momentum is equal to final momentum.

$M o m e n t u m = M a s s \times v e l o c i t y$

Initial momentum = Final momentum

$⟹$ M₁ x u₁+ M₂ x u₂ = M₁ x v₁+ M₂ x v₂

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If two masses m1 and m2 collide with each other. Before the collision, the velocities are u1 and u2 respectively. After the collision the velocities are V1 and V2. What is the final momentum after collision?

The correct option is C M1 x u1 + M2 x u2 The total momentum is conserved i.e initial momentum is equal to final momentum. Momentum=Mass×velocity Initial momentum = Final momentum ⟹ M1 x u1 + M2 x u2 ​​​​​​​= M1 x v1 + M2 x v2

If two masses m₁ and m₂ collide with each other. Before the collision, the velocities are u₁ and u₂ respectively. After the collision the velocities are V₁ and V₂. What is the final momentum after collision?

The correct option is C
M₁ x u₁ + M₂ x u₂

The total momentum is conserved i.e initial momentum is equal to final momentum.

$M o m e n t u m = M a s s \times v e l o c i t y$

Initial momentum = Final momentum

$⟹$ M₁ x u₁+ M₂ x u₂ = M₁ x v₁+ M₂ x v₂