A Conducting Sphere Has a Net Charge of -Q and of Mass

question 4

Multiple Choice

A conducting sphere has a net charge of -q and of mass m is suspended from the ceiling by a light string. A uniform electric field E is applied vertical down on the sphere.If m = 1 g, q = 1 μC, and E = 5000 N/C, the tension T in the string is

• A) 5 × 10^-3 N.
• B) 9.81 × 10^-3 N.
• C) 4.81 × 10^-3 N.
• D) 1.48 × 10^-2 N.
• E) 0.

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Definitions:

Aggregate Demand

The total demand for all goods and services in an economy at various price levels, over a specific time period.

Long-Run Equilibrium

A state in which all parts of the economy, such as supply and demand, are in balance over a significant period, with no external pressures causing shifts in the market.

Stock Prices

Stock Prices represent the cost of purchasing a share of ownership in a company, reflecting the company's current value as determined by buyers and sellers in the market.

Short-Run Aggregate Supply

The total supply of goods and services that firms in an economy plan on selling during a short time period, given the current level of prices.