MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
Menu
Grade: 11
        
a stone is thrown in such a manner that it would just hit a bird at the top of a tree and afterwards reach a maximum height double that of a tree .if at any moment of throwing the stone the bird flies away horizontally with constant velocity and the stone hits the bird after some time .the ratio of horizontal velocity of stone to that of bird is 1/n+1/root x .find 2n
4 years ago

Answers : (1)

Divya shukla
11 Points
							t1 = √(2h/g) * [√2 - 1]                 t2 = √(2 h/g) * [√2 + 1 ]at t = t1, the stone travels a distance = ux * t1at t = t2, the stone travels a distance = ux * t2 = ux * t1 + v * t2so   ux / v = t2/(t2 - t1) = (√2 + 1)/2 = 1/√2   + 1/2So  n = 2  and  2n = 4
						
2 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies


Course Features

  • 731 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 18 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details