In Raising an Object to a Given Height by Means

question 61

Multiple Choice

In raising an object to a given height by means of an inclined plane, as compared with raising the object vertically, there is a reduction in:

• A)work required
• B)distance pushed
• C)friction
• D)force required
• E)value of the acceleration due to gravity

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Definitions:

Interest Rate

The tariff a borrower pays to a lender, calculated as a proportion of the principal, for the right to employ certain assets.

Present Value

Calculated by discounting future cash flows to understand their worth in today's terms, taking into account the time value of money.

Simple Interest

Interest calculated on the principal amount only, not on accrued interest from previous periods.

Compounded Annually

Interest on an investment that is calculated at the end of the year on both the initial principal and the accumulated interest from previous periods.