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Five persons A, B, C, D & E are pulling ...

Five persons A, B, C, D & E are pulling a cart of mass 100kg on a smooth surface and cart is moving with acceleration `3 m//s^(2)` in east direction. When person 'A' stops pulling, it moves with acceleration Im/s in the west direction. When person 'B' stops pulling, it moves with acceleration `24m//s^(-2)` in the north direction. The magnitude of acceleration of the cart when only A & B pull the cart keeping their directions same as the old direction is

A

` 26 m//s^2 `

B

` 3sqrt71 m//s^2 `

C

`25 m//s^2`

D

` 30 m//s^2 `

Text Solution

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The correct Answer is:
C
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Knowledge Check

  • Five persons A, B, C, D & E are pulling a cart of mass 100kg on a smooth surface and cart is moving with acceleration 3m//s^2 in east direction. When person 'A' stops pulling, it moves with acceleration 1m//s^2 in the west direction. When person 'B'stops pulling, it moves with acceleration 24m//s^2 in the north direction. The magnitude of acceleration of the cart when only A & B pull the cart keeping their directions same as the old direction is

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    `26 m//s^2`
    B
    `3sqrt(71) m//s^2`
    C
    `25 m//s^2`
    D
    `30 m//s^2`
  • Five persons A, B, C, D & E are pulling a cart of mass 100kg on a smooth surface and cart is moving with acceleration 3m//s^2 in east direction. When person A' stops pulling, it moves with acceleration 1m//s^2 in the west direction. When person 'B' stops pulling, it moves with accele-ration 24m//s^2 in the north direction. The magnitude of acceleration of the cart when only A & B pull the cart keeping their directions same as the old direction is

    A
    `26 m//s^(2)`
    B
    `3sqrt(71) m//s^(2)`
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    `30 m//s^(2)`
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    A
    `25 m//s`
    B
    `15 m//s`
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    `20 m//s`
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    `35 m//s`
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