Three 50-Kg Masses Are Located at Points in the Xy Plane

question 45

Multiple Choice

Three 5.0-kg masses are located at points in the xy plane as shown in the figure.
​ ​
Use this exhibit to answer the following question(s) .
-What is the magnitude of the resultant force (caused by the other two masses) on the mass at the origin?

• A)2.7 × 10−8 N
• B)2.1 × 10−8 N
• C)1.8 × 10−8 N
• D)2.4 × 10−8 N
• E)2.9 × 10−8 N

---

Definitions:

Substitution Effect

The substitution effect occurs when consumers replace more expensive items with less costly alternatives.

Income Effect

A change in the quantity demanded of a good or service as a result of a change in real income (purchasing power).

Inferior Good

A type of good for which demand declines as the income of individuals or the economy increases, opposite to normal goods.

Substitution Effect

The change in consumption patterns due to a change in the relative prices of goods, leading consumers to substitute a cheaper good for a more expensive one.