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A stone is thrown horizontally with a ve...

A stone is thrown horizontally with a velocity of `10 m//s` at `h = 0`. The radius of curvature of the stone's trajectory at `t = 3s` is : [Take `g = 10 m//s^(2)`]

A

`10sqrt(10)m`

B

`100 m`

C

`100 sqrt(10)m`

D

`1000 m`

Text Solution

Verified by Experts

The correct Answer is:
c
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Knowledge Check

  • A stone is thrown horizontally with a velocity of 10m//sec . Find the radius of curvature of it’s trajectory at the end of 3 s after motion began. (g=10m//s^(2))

    A
    `10sqrt10m`
    B
    `100sqrt10m`
    C
    `sqrt10m`
    D
    `100 m`

  • A stone is thrown horizontally with velocity u. The velocity of the stone 0.5 s later is 3u/2. The value of u is

    A
    `2.2 m s^(-1)`
    B
    `3.3 m s^(-1)`
    C
    `4.4 m s^(-1)`
    D
    `1.1 m s^(-1)`

  • A stone of mass 500 g is dropped from the top of a tower of 100 m height and simultaneously other stone of mass 1 kg is thrown horizontally with a speed of 10m//s from same point. The height of the centre of mass of the above two stone system after 3 s is (g=10m//s^(2))

    A
    45 m
    B
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    D
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