In a certain region of space with volume $0.2 m^{3}$ , the electric potential is found to be $5 V$ throughout. The magnitude of electric field in this region is :

5 N/C

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1 N/C

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Zero

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0.5 N/C

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Solution

The correct option is C Zero
Using the expression :
$E = - \frac{d V}{d r}$

Since the potential $^{'} V^{'}$ is constant, change in potential $d V$ is zero for any displacement $d r$ .
Hence, the electric field will be zero in the region.

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In a certain region of space with volume 0.2 m3, the electric potential is found to be 5 V throughout. The magnitude of electric field in this region is :

The correct option is C ZeroUsing the expression : E=−dVdr Since the potential ′V′ is constant, change in potential dV is zero for any displacement dr. Hence, the electric field will be zero in the region.

In a certain region of space with volume $0.2 m^{3}$ , the electric potential is found to be $5 V$ throughout. The magnitude of electric field in this region is :

The correct option is C Zero
Using the expression :
$E = - \frac{d V}{d r}$

Since the potential $^{'} V^{'}$ is constant, change in potential $d V$ is zero for any displacement $d r$ .
Hence, the electric field will be zero in the region.