Question

The aviation technology has evolved many upgradations in the last few years. It has

taken in account speed, direction, and distance as well as other features of the flight. The

wind plays a vital role, when a flight will travel.

Angle of elevation the angle of elevation of an object viewed is the angle formed by the

line of sight with the horizontal, when it is above the horizontal level.

a) If the point C moves towards the point B, then the angle of elevation is

i) increases ii) decreases iii) remains same iv) none

b) Find the distance of point C to the object.

i) 1000 m ii) 1000 3 m iii) 5000 3 m iv) none

c) What is the value of distance BC ?

i) 500 3 m ii) 500 m iii) 300 3 m iv) 400 3 m

d) If angle of elevation changes from 600

to 450

, what will be the new distance of BC ?

i) 1500 m ii) 1400 m iii) 1300 m iv) 1200 m

e) Find the area of triangle ABC.

i) 30000 3 m2

ii) 37500 m2

iii) 37500 3 m2

iv) 37500m​

Answer 1

Answer:

there are no hindi meanings for the first to comment on this device is not available for remote playback of the week after next week

Answer 2

1. increase
2. 1000√3
3. 500√3
4. 1500
5. 375000√3

Step-by-step explanation:

hope it help's you

thanku!