Q 3020778611.     A man on the top of a vertical observation tower observes a car moving at a uniform speed coming directly towards it If it takes `12` minutes for the angle of depression to change from ` 30^{0}` to `45^{0}` how soon after this will the car reach the observation tower?

A

14 min. 35 sec

B

15 min. 49 sec.

C

16 min. 23 sec.

D

18 min. 5 sec.

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


0
Success Rate: NAN %
Sr. No.SubjectTagCorrectRecorded Answer