There is 10 units of charge at the centre of a circle of radius 10m. The work done in moving 1 unit of charge around the circle once is:
zero
10units
100units
1unit
A
zero
B
1unit
C
10units
D
100units
Open in App
Solution
Verified by Toppr
Work done is given by W=qΔV
In the given problem, ΔV=0 as initial and final points are same. Hence, work done is zero.
Was this answer helpful?
7
Similar Questions
Q1
There is 10 units of charge at the centre of a circle of radius 10m. The work done in moving 1 unit of charge around the circle once is:
View Solution
Q2
The work done in carrying a charge Q once around a circle of radius r about a charge q at the centre is
View Solution
Q3
Work done in carrying an electric charge Q1 once round a circle of radius R with a charge Q2 at the centre of the circle:
View Solution
Q4
The work done in carrying a charge q once round a circle of radius r with a charge Q at the centre is :
View Solution
Q5
A unit positive charge is moved along the circumference of a circle due to the attraction of a −100C charge at the centre of the circle. Then the work done in the process is _____.