C-10-Q013: The angle formed at the observer's eye by the line of sight to a point… | প্রশ্ন করি

হোম›নবম-দশম শ্রেণি›English Version›Mathematics›Chapter 10: Distance and Elevation›C-10-Q013

C-10-Q013mediumsingle_mcq

The angle formed at the observer's eye by the line of sight to a point above the horizontal line is called the—

aangle of depression
bright angle
cangle of elevation
dstraight angle

ব্যাখ্যা

When the line of sight rises above the horizontal to view a higher point, the angle between the horizontal and the line of sight is by definition the angle of elevation.

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এই অধ্যায়ের আরও প্রশ্ন

C-10-Q014The angle of elevation is always measured from the—
C-10-Q015In the textbook figure where lies on the horizontal line and lies above , the angle of elevation of at is—
C-10-Q016Looking up at the top of a tower from a point on the ground produces an angle of—
C-10-Q017The theoretical maximum value of an angle of elevation is—
C-10-Q018If the angle of elevation of an object is , the object lies on the—
C-10-Q019As an observer moves towards the foot of a tower (on level ground), the angle of elevation to its top—
C-10-Q020The angle of elevation of an object is when the object is—
C-10-Q021If the sun is directly overhead, the angle of elevation of the sun is—
C-10-Q022

The angle of elevation of the top of a hill is greater for an observer who is—

C-10-Q023The angle formed at the observer's eye by the line of sight to a point below the horizontal line is called the

Chapter 10: Distance and Elevation — সব প্রশ্ন দেখুন (160টি) →