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
rituparna chakraborty Grade: 12
        

Two unlike charges separated by a distance of 1m attract each other with a force 0.108N. If the charges are in the ratio 1:3, the weak charge is?A. 2 micro C ,B. 4 micro C, C. 6 micro C, D. 5 microC

5 years ago

Answers : (4)

G Narayana Raju
51 Points
										

Here q1:q2=1:3,


3q1=q2,


we know F=k(q1q2)/(r2)


where k=9x109N-m2/C2


thus 0.108=9x109(3(q2)2)/12


q2=2x10-6C


therefore the weak charge is 2micro C.

5 years ago
rohan sumant
16 Points
										

i think it is 2 microC

5 years ago
omi more
30 Points
										

let charges be x,3x;


 


f=3x*x*9*10^9          =>x= 2 micro

5 years ago
rituparna chakraborty
14 Points
										

The answer is 4 micro C. But it could be wrong.

5 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
  • Complete Physics Course - Class 11
  • OFFERED PRICE: Rs. 2,968
  • View Details

Ask Experts

Have any Question? Ask Experts

Post Question

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