How Much Charge Is on a Conducting Sphere of Diameter

question 72

Multiple Choice

How much charge is on a conducting sphere of diameter 20 μm if its surface potential is 50 mV?

• A) 50 × 10⁻¹⁹ C
• B) 56 × 10⁻¹⁸ C
• C) 14 × 10⁻¹⁷ C
• D) 32 × 10⁻¹⁶ C
• E) 1.6 × 10⁻¹⁹ C

Identify the origins and development of primary elections in the United States.

Explain the function of public funding in electoral campaigns and the regulations affecting campaign finance.

Analyse the influence of political parties and electoral systems on democracy and governance.

Understand the concept of "dark money" and its implications on electoral transparency and accountability.

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Definitions:

Urinary System

The body's drainage system for the eventual removal of urine, comprising of organs such as kidneys, ureters, bladder, and urethra.

Homeostasis

The process by which biological systems maintain a stable internal environment despite changes in external conditions.

Control Center

A central part of a system, such as the brain in the human body, that regulates the body's responses to stimuli and maintains homeostasis.

Pancreas

The pancreas is a glandular organ in the digestive and endocrine system that produces enzymes and hormones, including insulin, to regulate blood sugar levels.