A Man Is Moving by You at a Speed Close

question 45

Multiple Choice

A man is moving by you at a speed close to the speed of light.Which of the following correctly summarizes the effects you would notice on his mass,size,and time?

• A)His mass would be increased from its value at rest,his length would be decreased from its rest value but only in the direction in which he is moving,and his time would be running slower than yours.
• B)His mass would be increased from its value at rest,his length,width,and height would all be decreased no matter what direction he is moving,and his time would be running slower than yours.
• C)His mass would be decreased from its value at rest,his length would be decreased from its rest value but only in the direction in which he is moving,and his time would be running slower than yours.
• D)His mass would be increased from its value at rest,his size would be increased,and his time would be running slower than yours.

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Definitions:

Discount Method

A valuation technique where a future cash flow or series of cash flows is discounted back to the present to determine its worth.

Actual Interest Rate

The real rate of interest earned or paid after adjusting for compounding and fees.

Discounting

A financial strategy that adjusts the future value of cash flows to their present value, often for analysis or investment decisions.

Actual Interest Rate

The real rate of interest earned or paid on an investment or loan, taking into account the effect of compounding and all fees and charges.