A Particle Has an Initial Velocity of 4

question 39

Multiple Choice

A particle has an initial velocity of 4.8 m/s toward the south and a final velocity of 7.1 m/s toward the east.The particle was subject to a constant acceleration for 0.25 s.The magnitude and the direction of the acceleration must have been

• A)8.6 m/s² at 34.1º north of east
• B)260 m/s² at 34.1º south of east
• C)34 m/s² at 34.1º north of east
• D)34 m/s² at 34.1º south of east
• E)8.6 m/s² at 34.1º south of east

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Definitions:

Inflation

A sustained increase in the general price level of goods and services in an economy over a period of time, leading to a decrease in the purchasing power of currency.

Government Policies

Government policies are the actions and strategies that governments implement to achieve specific objectives, including economic stability, growth, and social welfare.

Efficiency

The ability to achieve a desired result without wasted energy or resources.

Quantity of Money

The sum of cash and bank deposits circulating in an economy at a particular moment.