$\text { Three forces with magnitudes } 80 \text { pounds, } 110 \text { pounds and } 25 \text { pounds act on an }$

question 84

Multiple Choice

$\text { Three forces with magnitudes } 80 \text { pounds, } 110 \text { pounds and } 25 \text { pounds act on an }$ object at angles $30 ^ { \circ } , - 70 ^ { \circ }$ , and $120 ^ { \circ }$ respectively, with the positive $x$ -axis. Find the direction and magnitude of the resultant force. (The choices below are given to two decimal places.)

• A) \(136.12\) pounds at an angle of \(- 66.16 ^ { \circ }\) with the positive \(x\)-axis
• B) \(103.21\) pounds at an angle of \(23.84 ^ { \circ }\) with the positive \(x\)-axis
• C) \(103.21\) pounds at an angle of \(- 66.16 ^ { \circ }\) with the positive \(x\)-axis
• D) \(136.12\) pounds at an angle of \(- 23.84 ^ { \circ }\) with the positive \(x\)-axis
• E) \(103.21\) pounds at an angle of \(- 23.84 ^ { \circ }\) with the positive \(x\)-axis

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Definitions:

Economy Output

The total value of all goods and services produced by an economy over a specific time period, also known as gross domestic product (GDP).

Equation of Exchange

The Equation of Exchange is an economic identity that relates the supply of money in an economy to the value of goods and services transactions, commonly represented as MV = PQ.

Modern Monetarists

Economists who follow the beliefs of monetarism that emphasize the role of governments in controlling the amount of money in circulation to influence the economy.

Velocity V

The rate at which money circulates in an economy, typically measured as the ratio of nominal GDP to the money supply.