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: 6
        
A particle of mass' 10 g is kept on the surface of a uniform sphere of mass 100 kg and radius 10 cm. Find the work to be done against the gravitational force between them to take the particle far away from the sphere (you may take G = 6.67 x 10-11 Nm2 / kg2)
 
(a) 3.33 x 10-10 J
(b) 13.34 x 10-10 J
(c) 6.67 x 10-10 J
(d) 6.67 x 10-9 J
3 years ago

Answers : (1)

Deepak Patra
askIITians Faculty
474 Points
							

(c) Workdone,

W = ?U = Uf - Ut = 0 – [ -GMm/R]

W = 6.67x 10-11 x 100 / 0.1 x 10/1000 = 6.67 x 10-10 j
3 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies
  • Complete Physics Course - Class 12
  • OFFERED PRICE: Rs. 2,756
  • View Details


Course Features

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


  • Complete Physics Course - Class 11
  • OFFERED PRICE: Rs. 2,968
  • View Details

Course Features

  • 110 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