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A body is projected with a velocity 60ms...

A body is projected with a velocity `60ms^(-1)` at `30^(@)` to horizontal. Its initial velocity vector is

A

`10 hat(i) + 10 sqrt(3) hat(j)`

B

`30 hat(i) + 30 sqrt(3) hat(j)`

C

`30 sqrt(3) hat(i) + 30 hat(j)`

D

`30 sqrt(3) hat(i)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • A body is projected with a velocity 60 ms^(-1) at 30^(@) to horizontal. Its initial velocity vector is

    A
    `10 hati+10 sqrt(3) hatj`
    B
    `30 hati+30 sqrt(3) hati`
    C
    `10 sqrt(3) hatj`
    D
    `30 sqrt(3)hati`

  • A body is prjected with velocity 60 ms^(-1) at 30^(@) to horizontal. Its initial velocity vector is

    A
    `10 hat(i) + 10 sqrt(3) hat(j)`
    B
    `30 hat(i) + 30 sqrt(3) hat(i)`
    C
    `30sqrt(3) hat(i) + 30 hat(j)`
    D
    `30sqrt(3)hat(i)`

  • A body is projected with a velocity 60 ms^(-1) at 30^(0) to horizontal. Its intial velocity vecotr is

    A
    `10hat(i)+10sqrt(3)hat(j)`
    B
    `30hat(i)+30sqrt(3)hat(j)`
    C
    `30sqrt(3)hat(i)+30hat(j)`
    D
    `30sqrt(3)hat(i)`

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