Particles (Mass of Each = 0

question 75

Multiple Choice

Particles (mass of each = 0.40 kg) are placed at the 60-cm and 100-cm marks of a meter stick of negligible mass. This rigid body is free to rotate about a frictionless pivot at the 0-cm end. The body is released from rest in the horizontal position. What is the magnitude of the initial linear acceleration of the end of the body opposite the pivot?

• A) 15 m/s²
• B) 9.8 m/s²
• C) 5.8 m/s²
• D) 12 m/s²
• E) 4.7 m/s²

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Definitions:

Adverse Selection

A situation in insurance and finance where those most likely to produce negative outcomes are more inclined to select into or engage with a service, typically leading to higher costs for insurers or lenders.

Moral Hazard

The situation in which one party takes additional risks because they know they will not bear the full consequences of their actions.

Adverse Selection

A situation where sellers have more information than buyers, leading to high-quality goods and services being squeezed out of the market because they cannot be adequately priced.

Private Information

Information that some people have, but others do not.