Four point charges $q_{A} = 2 μ C, q_{B} = 5 μ C, q_{C} = 2 μ C, a n d q_{D} = 5 μ C$ are located at the corners of a square ABCD of side $10 c m$ . What is the net electric field at the centre of the square?

3.6 \times 10^{6} N / C

Along OC

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9 \times 10^{6} N / C

Along OB

No worries! We‘ve got your back. Try BYJU‘S free classes today!

3.6 \times 10^{6} N / C

Along OA

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9 \times 10^{6} N / C

Along OD

No worries! We‘ve got your back. Try BYJU‘S free classes today!

0

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is E $0$
Total Electric field at the centre of the square= $_{a}$ + $_{b}$ + $_{c}$ + $_{d}$
But, $_{a}$ = $\to - E_{c}$ and $_{b}$ = $\to - E_{d}$ . So, Electric field at centre is zero
Therefore, (E) is correct option.

Suggest Corrections

Similar questions

Four point charges $q_{A} = 2 μ C, q_{B} = - 5 μ C, q_{C} = 2 μ C, a n d q_{D} = - 5 μ C$ are located at the corners of a square ABCD of side 10cm. What is the force on a charge of $1 μ C$ placed at the centre of the square?

Q. Four point charges

q_{A} = 2 μ C

q_{B} = 5 μ C

q_{C} = 2 μ C

q_{D} = 5 μ C

are located at the four corners of a square ABCD of side 10 cm. The force on a charge of

1 μ C

placed at the centre of the square is

Q. Two point charges

q_{A} = 3 μ c a n d q_{B} = - 3 μ c

are located 20 cm apart in vaccum. What is the electric field at the midpoint of the line joining the two charges.

Q. Four point charges

q_{A} = μ c, q_{B} = - 5 μ c q_{c} = 2 μ c a n d q_{D} = - 5 μ c

are located at the corners of a square ABCD of side 10 cm. What is the force on the charge of 1 placed at the centre of the square.

Two point charges QA = 2 μ C and QA = -2 μC located 16 cm apart in vacuum. What is the electric field at the mid point O of the line AB joining the two charges?

Join BYJU'S Learning Program

Four point charges qA=2μC,qB=5μC,qC=2μC, and qD=5μC are located at the corners of a square ABCD of side 10cm. What is the net electric field at the centre of the square?

The correct option is E 0Total Electric field at the centre of the square= →Ea +→Eb+ →Ec +→Ed But, →Ea =→−Ec and →Eb = →−Ed. So, Electric field at centre is zeroTherefore, (E) is correct option.

Four point charges $q_{A} = 2 μ C, q_{B} = 5 μ C, q_{C} = 2 μ C, a n d q_{D} = 5 μ C$ are located at the corners of a square ABCD of side $10 c m$ . What is the net electric field at the centre of the square?

The correct option is E $0$
Total Electric field at the centre of the square= $_{a}$ + $_{b}$ + $_{c}$ + $_{d}$
But, $_{a}$ = $\to - E_{c}$ and $_{b}$ = $\to - E_{d}$ . So, Electric field at centre is zero
Therefore, (E) is correct option.