Consider Two Identical and Symmetrical Wave Pulses on a String

question 42

Multiple Choice

Consider two identical and symmetrical wave pulses on a string.Suppose the first pulse reaches the fixed end of the string and is reflected back and then meets the second pulse.When the two pulses overlap exactly,the superposition principle predicts that the amplitude of the resultant pulses,at that moment,will be what factor times the amplitude of one of the original pulses?

• A)0
• B)1
• C)2
• D)4

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Definitions:

Checkable Deposits

Bank account balances that can be accessed using checks, debit cards, or electronic transfers and are very liquid.

Required Reserve Ratio

The fraction of deposits that banks are mandated by regulation to hold in reserve and not lend out.

Excess Reserves

The banks' reserves over and above the required minimum that they choose to hold rather than loan out.

Depositors

People or organizations that deposit their funds into a bank to secure them and gain interest as time passes.