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A body of mass 1 kg initially at rest ex...

A body of mass 1 kg initially at rest explodes and breaks into three fragments of masses in the ratio 1: 1: 3. The two pieces of equal mass fly off perpendicular to each other with a speed of `30 ms^(-1)` each. What is velocity of the heavier fragment?

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Knowledge Check

  • A body of mass 1 kg initially at rest, explodes and breaks into three fragments of masses in the ratio 1 : 1 : 3 . The two pieces of equal mass fly off perpendicular to each other with a speed of 15 m s^(-1) each. What is the velocity of the heavier fragment?

    A
    `10sqrtms^(-1)`
    B
    `5sqrt3ms^(-1)`
    C
    `10sqrt3ms^(-1)`
    D
    `5sqrt2ms^(-1)`
  • A body of mass 1kg initially at rest explodes and breaks into three parts of masses in the ration 1: 2: 3. If the two pieces of equal masses fly off perpendicular to each other with a speed of 30m//s The speed of third piece will be .

    A
    `10sqrt2m//s`
    B
    `20sqrt2m//s`
    C
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    D
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  • A body of mass 5 kg explodes at rest into three fragments with masses in the ratio 1 : 1 : 3. The fragments with equal masses fly in mutually perpendicular directions with speeds of 21 m/s . The velocity of the heaviest fragment will be

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    11.5 m/s
    B
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    C
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    D
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