Two Tiny Particles Having Charges of +7

question 15

Multiple Choice

Two tiny particles having charges of +7.00 μC and -9.00 μC are placed along the y-axis.The +7.00-µC particle is at y = 0.00 cm,and the other particle is at y = 40.00 cm.Where must a third charged particle be placed along the y-axis so that it does not experience any net electric force due to the other two particles?

• A)0.200 m
• B)2.99 m
• C)-0.187 m
• D)-2.99 m
• E)0.187 m

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Definitions:

Compounded Semiannually

A method where interest payments are made on an investment or loan twice each year, leading to interest being earned on previously earned interest.

Annually Compounded

Pertaining to interest on investment or loans that is calculated once a year, adding to the sum each year.

Consumer Price Index

A measure that examines the weighted average of prices of a basket of consumer goods and services, such as transportation, food, and medical care, often used as an indicator of inflation.

Real Rate Of Return

The annual percentage profit earned on an investment, adjusted for changes in the price level due to inflation.