Point charge +4q, −q and +4q are kept on the x-axis at points x=0,x=a and x=4a respectively. Then:
Only -q is in stable equilibrium
None of the charges are in equilibrium.
All the charges are in unstable equilibrium.
All the charges are in stable equilibrium.
A
Only -q is in stable equilibrium
B
All the charges are in unstable equilibrium.
C
All the charges are in stable equilibrium.
D
None of the charges are in equilibrium.
Open in App
Solution
Verified by Toppr
At the present position all the charges are in equilibrium. But when they displaced slightly from their present position, they do not return back. So, they are in unstable equilibrium position.
Was this answer helpful?
44
Similar Questions
Q1
Point charges +4q, -q and +4q are kept on the X-axis at points x=0,x=a and x=2a respectively. Are all the charges stable or unstable?
View Solution
Q2
Point charges +4q, -q, +4q are kept on the x-axis at points x=0, x=a,x=2a respectively...
OPTIONS 1. Only -q is in stable equilibrium 2. All the charges are in stable eqbm 3.all the charges are in unstable eqbm 4. None of the charges are in eqbm
Sir ,please ..do provide the explanation or steps alongwith the right option ..so it's easily understood.
View Solution
Q3
Point charge +4q, −q and +4q are kept on the x-axis at points x=0,x=a and x=4a respectively. Then:
View Solution
Q4
Point charges +4q,−q and +4q are kept on the X−axis at point X=0,X=a and X=2a respectively
View Solution
Q5
Point charges +4q,-q,+4q are kept are kept on the axis at points x=0, x=a,x=2a