A +30- $\mu \mathrm { C }$ Point Charge Is Initially Extremely Far from a Positive Point

question 105

Multiple Choice

A +3.0- $\mu \mathrm { C }$ point charge is initially extremely far from a positive point charge $Q$ . You find that it takes $41 \mathrm {~J}$ of work to bring the $+ 3.0 - \mu \mathrm { C }$ charge to the point $x = 3.0 \mathrm {~mm} , y = 0.0 \mathrm {~mm}$ and the point charge $Q$ to the point $x = - 3.0 \mathrm {~mm} , y = 0.00 \mathrm {~mm}$ . What is $Q$ ? $( k = \ldots )$

• A) \(4.6 \mu \mathrm { C }\)
• B) \(55 \mathrm { nC }\)
• C) \(27 \mathrm { pC }\)
• D) \(9.1 \mu \mathrm { C }\)

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Definitions:

Monthly Service Charge

A fee charged by a financial institution or service provider on a monthly basis for the maintenance of an account or provision of a particular service.

Bank Reconciliation

The process of comparing and adjusting the bank statement balance with the book balance of a company to account for differences.

Petty Cash Account

A small fund kept on hand for incidental cash expenses, maintained through a system of documenting each withdrawal and replenishment.

Fund Replenishing

The process of restoring the balance of a fund to its original level or to a desired level after it has been depleted.