Block A, with a Mass of 4 Kg, Is Moving

question 75

Multiple Choice

Block A, with a mass of 4 kg, is moving with a speed of 2.0 m/s while block B, with a mass of 8 kg, is moving in the opposite direction with a speed of 3 m/s. The center of mass of the two block-system is moving with the velocity of:

• A) 1.3 m/s in the same direction as A
• B) 1.3 m/s in the same direction as B
• C) 2.7 m/s in the same direction as A
• D) 1.0 m/s in the same direction as B
• E) 5.0 m/s in the same direction as A

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Definitions:

Ailment

A condition negatively affecting someone's health, typically minor or chronic.

Unfounded Belief

An unfounded belief is an assumption or conviction held without evidence or basis in fact.

Drug Dependence

A physical or psychological need for regular use of a substance despite harmful consequences, often leading to addiction.

Disease

A disorder of structure or function in a human, animal, or plant, especially one that produces specific symptoms or affects a specific location and is not simply a direct result of physical injury.