Two Pistons Push Down on the Fluid Filling Two Cylinders

question 19

Multiple Choice

Two pistons push down on the fluid filling two cylinders connected by a narrow hose, as shown in the figure. The area A ₁ is 1 square inch, and the area A ₂ is 10 square inches. A force of 4 pounds is exerted downward on piston 1, as shown. The pressure on A ₂ in psi is

• A) 0.25.
• B) 0.4.
• C) 4.
• D) 10.
• E) 40.

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Definitions:

Money Demanded

The total amount of money that households and businesses wish to hold at a given time, often influenced by interest rates.

Fed Buys Government Bonds

The action by the Federal Reserve to purchase government securities from the market, which increases the money supply and lowers interest rates.

Banking System Reserves

The portion of deposits that banks must hold in reserve and not lend out, often held at the central bank to ensure liquidity.

Money Supply

The sum of financial resources, comprising cash and deposits in banks, accessible in an economy at a particular moment.