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: 12
        
A planet of mass ‘m’ moves around the sun of mass “M” i an elliptical orbit. The maximum and minimum distance of planet from the sun are r and r’ respectively. The time period of planet is proportional to 
(a) r+r’
(b) (r+r’)^1/2
(c)(r-r’)^3/2
(d) (r+r’)^3/2
 
Please help
5 months ago

Answers : (1)

Arun
11590 Points
							
Dear student
 
According to Kepler's law
T² is proportional to cube of semi major axis of elliptical orbit.
 
Now semi major axis = (r + r')/2
 
T² is proportional to [(r +r')/2]³
 
T is proportional to  [(r + r')/2 ]3/2
 
Hence option D is correct.
 
Regards
Arun (askIITians forum expert)
5 months ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Get Extra Rs. 551 off

COUPON CODE: SELF20


Course Features

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


Course Features

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


Get Extra Rs. 594 off

COUPON CODE: SELF20

Ask Experts

Have any Question? Ask Experts

Post Question

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