A Juggler Throws Two Balls Up to the Same Height

question 38

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 a 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.

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Definitions:

Risk-Free Rate

The theoretical return of an investment with zero risk, often represented by the yield on government securities like Treasury bills.

Exercise Price

The price at which the holder of an option can buy (in case of a call option) or sell (in case of a put option) the underlying security or commodity.

Call Option

A financial contract that gives the buyer the right, but not the obligation, to buy an asset at a specified price within a certain time frame.

Exercise Price

The specified price at which the holder of an option can buy (in the case of a call option) or sell (in the case of a put option) the underlying asset.