A person on the top of tower observes scooter moving with uniform velocity towards the base of the tower he finds that

### Question Asked by a Student from EXXAMM.com Team

Q 3011180020.     A person on the top of tower observes scooter moving with uniform velocity towards the base of the tower he finds that the angle of depression changes from30^{\circ} to 60^{\circ} in 18 minutes The Scooter will reach the base of the tower in next
A

9 minutes

B

frac {18}{(\sqrt{3}-1)}

C

 6\sqrt{3} minutes

D

The time depends upon the height of the tower

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

#### Access free resources including

• 100% free video lectures with detailed notes and examples
• Previous Year Papers
• Mock Tests
• Practices question categorized in topics and 4 levels with detailed solutions
• Syllabus & Pattern Analysis