A Spherical Shell of Radius 9 $\sigma$ = 90 NC/m²

question 21

Multiple Choice

A spherical shell of radius 9.0 cm carries a uniform surface charge density $\sigma$ = 9.0 nC/m².The electric field at r = 9.1 cm is approximately

• A)zero
• B)1.0 kN/C
• C)0.65 kN/C
• D)0.32 kN/C
• E)0.13 kN/C

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Definitions:

Injunction

A court order requiring an individual or entity to do or cease doing a specific action.

Self-Defence

A legal defense where an individual uses reasonable force to protect themselves from physical harm or threat of harm by another person.

Excessive Response

A reaction or measure that is disproportionately large or extreme in relation to the action or event that prompted it.

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Suffering from severe physical harm or damage, often requiring immediate medical attention and potentially having long-term effects.