How Much Charge Can Be Placed on a Capacitor of Plate

question 36

Multiple Choice

How much charge can be placed on a capacitor of plate area 20 cm² with air between the plates before it reaches "atmospheric breakdown" where E = 3.0 × 10⁶ V/m? (ε₀ = 8.85 × 10−¹² C²/N⋅m²)

• A) 6.6 × 10−⁷ C
• B) 2.7 × 10−⁸ C
• C) 5.3 × 10−⁸ C
• D) 4.0 × 10−⁷ C

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Definitions:

Dermis

The layer of skin beneath the epidermis, containing nerve endings, sweat glands, and blood vessels, providing strength and elasticity.

Subcutaneous Tissue

The layer of tissue directly under the skin, consisting of loose connective tissue and fat, providing insulation and energy storage.

Subcutaneous Layer

The innermost layer of the skin, consisting of fat and connective tissues, that provides insulation and cushioning to the body.

Stratum Corneum

The outermost layer of the epidermis, consisting of dead cells that provide a barrier to infection and reduce water loss.