A Juggler Throws Two Balls Up to the Same Height

question 112

Multiple Choice

A juggler throws two balls up to the same height so that they pass each other halfway up when A is rising and B is descending. Ignore air resistance and buoyant forces. Which statement is true of the two balls at that point?

• A) There is an residual upward force from the hand on each ball.
• B) There is a greater residual force from the hand on A than there is on B.
• C) Only gravity acts on B but there is an additional residual force from the hand on A.
• D) There is an additional downwards force besides gravity on each ball.
• E) The only force acting on each ball is the gravitational force.

---

Definitions:

Return Ratio

Financial metrics used to evaluate the efficiency or profitability of an investment relative to its cost.

Earnings Per Share

A financial metric that measures the profitability of a company on a per-share basis, calculated by dividing the company's net income by the number of outstanding shares.

Net Income

The total profit of a company after all expenses and taxes have been subtracted from total revenue, often referred to as the bottom line.

Interest Expense

The cost incurred by an entity for borrowed funds, often represented as an annual percentage rate of the principal.