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: 12th pass
        
Ina metre bridge experiment,when the resistances in the gaps are interchanged the balancing point increases by 10cm.the ratio of resistances will be ?
10 months ago

Answers : (1)

Susmita
425 Points
							
X/R=L/(100-L)
Now L changes to L'=L+10 when X and R are interchanged.Now
R/X=L'/(100-L')=(L+10)/(90-L)
Multiply the two equation.
1=L(L+10)/(100-L)(90-L)
Or,L2+10L=L2-190L+9000
Or,200L=9000
Or,L=45
So X/R=45/55=9/11
If it helps please approve.thank you.
 
10 months ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies


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


Ask Experts

Have any Question? Ask Experts

Post Question

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