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Standard XII

Physics

Charging of Capacitors

If a charge ...

Question

If a charge $Q$ is uniformly distributed throughout a volume $V$ , the volume charge density $ρ$ is defined by

ρ = d (Q V)

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ρ = \frac{d Q}{d V}

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ρ = \frac{d V}{d Q}

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ρ = \frac{1}{d (Q V})

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Solution

The correct option is B $ρ = \frac{d Q}{d V}$
The volume charge density is defined as the amount of charge present is per unit volume.

It is calculate by $ρ = lim Δ V \to 0 \frac{Δ Q}{Δ V}$

$ρ = \frac{d Q}{d V}$

Answer-(B)

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If a charge Q is uniformly distributed throughout a volume V, the volume charge density ρ is defined by

The correct option is B ρ=dQdVThe volume charge density is defined as the amount of charge present is per unit volume.It is calculate by ρ=limΔV→0ΔQΔVρ=dQdVAnswer-(B)

If a charge $Q$ is uniformly distributed throughout a volume $V$ , the volume charge density $ρ$ is defined by

The correct option is B $ρ = \frac{d Q}{d V}$
The volume charge density is defined as the amount of charge present is per unit volume.

It is calculate by $ρ = lim Δ V \to 0 \frac{Δ Q}{Δ V}$

$ρ = \frac{d Q}{d V}$

Answer-(B)