Q 3020578411.     A vertical tower stands on a horizontal plane and is surmounted by a vertical flagstaff of height h. At a point on the plane, the angle of elevation of the bottom of the flagstaff is ` \alpha` and that of the top of the flagstaff is ` \beta ` Then the
height of the tower is :

A

`\frac { h }{ \tan { \alpha } }`

B

`\frac { h\tan { \alpha } }{ \tan { \beta } -\tan { \alpha } }`

C

`\frac { \tan { \beta } }{ h }`

D

`\frac { \tan { \alpha } }{ \tan { \beta } -\tan { \alpha } }`

Find instant solution to any question from our database of 1.5 Lakh + Questions

 

Access free resources including

Engineering

Medical

Banking

DEFENCE

SSC

RRB

CBSE-NCERT

OLYMPIAD

Today's Score

0
Success Rate: NAN %

Practice & Test

Sr. No.SubjectTagCorrectRecorded Answer