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A man from the top of a 100 m high tower...

A man from the top of a 100 m high tower sees a car moving towards the tower at an angle of depression 30°. After some time, the angle of depression becomes 60°. What is the distance travelled by the car during this time ?

A

`100sqrt(3) m`

B

`(200sqrt(3))/3 m`

C

`(100sqrt(3))/3` m

D

`200sqrt(3)` m

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Knowledge Check

  • A man from the top of a 100 metres high tower sees a car moving towards the tower at an angle of depression of 30^@ . After some time, the angle of depression becomes 60^@ .The distance (in metres) travelled by the car during this time is

    A
    `100sqrt3`
    B
    `(200sqrt3)/3`
    C
    `(100sqrt3)/3`
    D
    `200sqrt3`

  • A man from the top of a 100 metre high tower sees a car moving towards the tower at an angle of depression of 30^(@) . After some time, the angle of depression becomes 60^(@) . The distance (in metre) travelled by the car during this time is

    A
    `100sqrt(3)`
    B
    `(200sqrt(3))/(3)`
    C
    `(100sqrt(3))/(3)`
    D
    `200sqrt(3)`

  • A man from the top of a 100 metres high tower observes a car moving towards the tower at an angle of depression of 30^(@) . After some time, the angle of depression becomes 60^(@) . The distance (in metres) travelled by the car during this time is

    A
    `100 sqrt(3)`
    B
    `200// sqrt(3)`
    C
    `100// sqrt(3)`
    D
    `200 sqrt(3)`

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