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
neeraj pawar Grade: 12
        

Two persons of equal height are carrying a long uniform of of length l.They are at distance l/4 & l/6 from nearest end of the rod.The ratio of normal reaction at their heads is

a) 2:3

b)1:3

c)4:3

d)1:2


 

4915-1985_6545_untitled.jpg
Two persons of equal height are carrying a long uniform of of length l.They are at distance l/4 & l/6 from nearest end of the rod.The ratio of naormal reaction at their heads is

a) 2:3

b)1:3

c)4:3

d)1:2
7 years ago

Answers : (1)

Ramesh V
70 Points
										

Take the moment about centre of mass of system. since the COM doesnot change,net moment abt it is zero


COM is at l/4 from A and l/3 from B


let N1 and N2 be normal reactions


then, N1*l/4 = N2*l/3


N1/N2 = 4/3


option C


--


regards


Ramesh

7 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
Get extra Rs. 1,185 off
USE CODE: JYOTI
  • Complete Physics Course - Class 11
  • OFFERED PRICE: Rs. 2,968
  • View Details
Get extra Rs. 1,276 off
USE CODE: JYOTI

Ask Experts

Have any Question? Ask Experts

Post Question

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