Questions Archive - Page 463 of 606

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of the top of a tower from ta point on the same level as the foot of the tower is 30° . On advancing 150 m towards foot of the tower, the angle of elevation becomes 60° Show that the height of the tower is 129.9 metres.

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An important question from RS Aggarwal of Height and distance in which we to prove that the height of the ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of an aeroplane from a point on the ground is 45 degree. After 15 seconds of flight the angle changes to 30 degree.If the plane is flying at a constant height of 2500 m,find the speed of the plane.

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One of the most important and conceptual question from trigonometry in which we have to find the speed of an ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of the top Q of a vertical tower PQ from a point X on the ground is 60 ∘ . From a point Y, 40 m vertically above X, the angle of elevation of the top Q of tower is 45°. Find the height of the tower PQ

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This is the basic and conceptual question from trigonometry (height and distance) in which we are to find the height ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

A man on the deck of a ship, 16 m above water level, observe that that angle of elevation and depression respectively of the top and bottom of a cliff are 60° and 30° . Calculate the distance of the cliff from the ship and height of the cliff.

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An important question from trigonometry (height and distance) in which we have to find the distance of the cliff from ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angles of depression of the top and bottom of a tower as seen from the top of a 60√3 m high cliff are 45° and 60° respectively. Find the height of the tower.

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One of the most important question from height and distance as it was already asked in previous year paper of ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of the top of a vertical tower from a point on the ground is 60° . From another point 10 m vertically above the first, its angle of elevation is 45° . Find the height of the tower.

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One of the basic and exam oriented question from trigonometry as it was already asked in previous year paper of ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of depression from the top of a tower of a point A on the ground is 30 degrees.On moving distance of 20m from the point A towards the foot of the tower to a point B ,the angle of elevation of the top of the tower from the point B is 60 degrees.Find the height of the tower and its distance from point A

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One of the most important and exam oriented question as it is already asked in previous year paper of 2012 ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

From the top of a 7m high building, the angle of elevation of the top of a cable tower is 60 o and the angle of depression of its foot is 45° . Determine the height of the tower in metre is

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One of the most important question from trigonometry of height and distance in which we have to find the height ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

the angle of elevation of the top of a chimney from the foot of a tower is 60 degree. And the angle of depression of the foot of the chimney from the top of the tower is 30 degree. If the height of tower is 40 m, find the height of the chimney.

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An important and exam oriented question from trigonometry as it was already asked in previous year paper of 2014 in ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The horizontal distance between two towers is 60 metres. The angle of depression of the top of the first tower when seen from the top of the second tower is 30° . If the height of the second tower is 90 metres. Find the height of the first tower. [Use √3=1.732]

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This is the basic and conceptual question from height and distance in which we have to find the height of ...Read more

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