A 1500-Kg Car Traveling at 90 Km/h Toward the East

question 78

Multiple Choice

A 1500-kg car traveling at 90 km/h toward the east suddenly collides with a 3000-kg car traveling at 60 km/h toward the south.The two cars stick together after the collision.What is the direction of motion of the cars after collision?

• A)36.9° S of E
• B)36.9° E of S
• C)53.1° S of E
• D)53.1° E of S

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Definitions:

Marginal Propensity

The incremental change in spending (consumption or saving) that occurs with a change in disposable income.

Multiplier

An economic factor that quantifies the impact of a change in investment, government spending, or other financial activity on the overall economy.

Marginal Propensity

Refers to the increase in personal consumer spending that occurs with an increase in disposable income.

Aggregate Expenditure

The total amount spent on goods and services in an economy at a given level of income during a specific period.