A Boy Holds a 40-N Weight at Arm's Length for 10

question 60

Multiple Choice

A boy holds a 40-N weight at arm's length for 10 s. His arm is 1.5 m above the ground. The work done by the force of the boy on the weight while he is holding it is:

• A) 0
• B) 6.1 J
• C) 40 J
• D) 60 J
• E) 90 J

---

Definitions:

Wage Rate

The amount of money paid to an employee per unit of time or piece of work completed.

Leisure

Time spent away from work and essential domestic activities, often used for rest, recreation, or cultural pursuits.

Inferior Good

A type of good for which demand decreases when consumer income rises, in contrast to normal goods, where demand increases with rising income.

Consumer Income

The total amount of income earned by consumers in an economy, including wages, salaries, benefits, and other income sources, influencing their buying power.