A man stands on vertical tower of height 20 cm. Calculate the distance up to which he

A statue of height 4 m stands on a tower of height 10 m. The angle subtended by the status at the eyes of an observer of height 2m, standing at a distance of 6m from base of the tower is

A man standing 30ms South of a tower of height h walks 60 m to the East and finds the angle of elevation of the top of the tower to 30^(@) . Find h.

A man carries a suitcase on head by applying a force of 20 N . He travels a horizontal a distance of 10 m and then climbs a vertical distance of 5 m . Calculate the total work done by him .

A man stands in front of a large vertical plane mirror.His height is 1.8 m. The distance of image from the man is 4 m. At what distance is the man standing from the mirror?

A vertical tower stands on a horizontal land and is surmounted by a vertical flag staff of height 12 metres. At a point on the plane, the angle of elevation of the bottom and the top of the flag staff are respectively 45° and 60°. Find the height of tower.

A vertical tower stand on a horizontal plane and is surmounted by a vertical flag-staff of height 5 metres.At a point on the plane,the angles of elevation of the bottom and the top of the flag-staff are respectively 30^(0) and 60^(0) . Find the height of the tower.

A man of weight 60 kg f is carrying a load of 20 kg of on his head . He moves a distance of 25 m up an incline of 1 in 12 . Calculate the work done by him .