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Standard XII

Physics

Perfectly Inelastic Collision

A 5 kg statio...

Question

A 5 kg stationary bomb is exploded in three parts having mass 1 : 1 : 3 respectively. Parts having same mass move in perpendicular directions with velocity 39 ms^-1, and then the velocity of bigger part will be

10 \sqrt{2} m s^{- 1}

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\frac{10}{\sqrt{2}} m s^{- 1}

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13 \sqrt{2} m s^{- 1}

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\frac{15}{\sqrt{2}} m s^{- 1}

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Solution

The correct option is C $13 \sqrt{2} m s^{- 1}$
As m₁ : m₂ : m₃ = 1 : 1 : 3
And momentum is conserved,

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A 5 kg stationary bomb is exploded in three parts having mass 1 : 1 : 3 respectively. Parts having same mass move in perpendicular directions with velocity 39 ms-1, and then the velocity of bigger part will be

The correct option is C 13√2ms−1 As m1 : m2 : m3 = 1 : 1 : 3 And momentum is conserved,

A 5 kg stationary bomb is exploded in three parts having mass 1 : 1 : 3 respectively. Parts having same mass move in perpendicular directions with velocity 39 ms^-1, and then the velocity of bigger part will be

The correct option is C $13 \sqrt{2} m s^{- 1}$
As m₁ : m₂ : m₃ = 1 : 1 : 3
And momentum is conserved,