Engine Vacuum, Atmospheric Pressure and Spring Tension All Work on the Vacuum

question 68

Multiple Choice

Engine vacuum, atmospheric pressure and spring tension all work on the vacuum modulator diaphragm. Which of the following statements describes the action of these forces on the diaphragm?

• A) As manifold vacuum increases, it works with atmospheric pressure to stretch the spring, increasing modulator pressure.
• B) As manifold vacuum decreases, the spring extends, increasing modulator pressure.
• C) As atmospheric pressure changes, there is an inversely proportional change in modulator pressure.
• D) As manifold pressure changes there is a directly proportional change in modulator.

Comprehend the attitudes and beliefs that shape human interactions with the environment.

Acknowledge the significance of environmental justice and its role in policy and activism.

Understand the impact of environmental policies and practices on minority and impoverished communities.

Recognize the importance of sustainability and efforts to reconcile economic growth with environmental protection.

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Definitions:

Battle of Bull Run

The Battle of Bull Run refers to two significant battles during the American Civil War, known as the Battle of First Bull Run (or First Manassas) in 1861 and the Battle of Second Bull Run (or Second Manassas) in 1862, both named after a nearby creek in Virginia.

Much Blood

A phrase that might refer to situations or events characterized by a lot of violence or casualties.

General Burnside

An officer in the Union Army during the American Civil War, known for his distinctive facial hair leading to the term "sideburns."

General McClellan

Refers to George B. McClellan, a Union general during the American Civil War, known for his cautious nature and his role in the Peninsula Campaign.