A 10-Kg Object 2

question 11

Multiple Choice

A 1.0-kg object 2.0 m above the floor has a gravitational potential energy of 3.0 J.How much gravitational potential energy does the object have when it is 4.0 m above the floor?

• A)6.0 J
• B)10 J
• C)20 J
• D)23 J
• E)39 J

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Definitions:

Present Discounted Value

The present value of a future amount of money or sequence of cash inflows, calculated using a designated rate of return.

Formula

A mathematical relationship or rule expressed in symbols.

Present Value

The present worth of a sum of money or series of cash flows expected in the future, calculated using a particular rate of return.

Interest Rate

The percentage of a sum of money charged for its use, indicating the cost of borrowing money or the return on invested savings.