A Heavy Steel Ball B Is Suspended by a Cord

question 42

Multiple Choice

A heavy steel ball B is suspended by a cord from a block of wood W.The entire system is dropped through the air.Neglecting air resistance, the tension in the cord is:

• A)zero
• B)the difference in the masses of B and W
• C)the difference in the weights of B and W
• D)the weight of B
• E)none of these

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Definitions:

Required Reserve Ratio

The fraction of deposits that regulators require a bank to hold in reserve and not lend out.

Checkable Deposits

Bank account balances that can be withdrawn using checks, debit cards, or electronic transfers.

Government Securities

Financial instruments issued by a government to raise funds from the public. These can include bonds, treasury bills, and other debt instruments with a promise to pay specified sums at future dates.

Open Market Operations

Monetary policy actions where central banks buy or sell government securities in the open market to control the money supply and interest rates.